Top Mystery Manga Series – Must-Read Mystery Manga Online Collection

The Backwards House

Chapter 1: Don't Forget Your Name

211

While exploring an old abandoned house, Catie finds something strange. A cursed VHS tape that traps their soul inside an old children's cartoon. Now living their life as a cartoon cat, will Catie be able to escape this strange place filled with allure and lies, or will they end up staying in this fantastical new world even if that means forfeiting both their memories and identity?

The Forgotten Princess

Chapter 7: A Fairy Tale With No Name

886

'The Forgotten Princess' is the story of Anne Antoine, a girl who leaves no trace in anyone's memory. In Fuzan-Croix, a port town striving to rebuild after a great disaster, Laurent lives with his ailing wife Marie. Into their home comes a young girl by the name of Anne Antoine. Her route onwards having been blocked, she is taken in for a while as a maid. However...

Lookism

Chapter 629

75,192,741

Park Hyung-Seok is an unattractive loner who wakes up in a different body. Now tall, handsome, and cooler than ever in his new form, Hyung-Seok aims to achieve everything he couldn't before. How far will he go to keep his body... and his secrets?

Mystic City

Chapter 44

728

Muju, a city brimming with fog, was created to emulate Las Vegas in Korea. Sahee, having wandered aimlessly, seeks refuge in this strange city, only to encounter Eundo, a man as cold and mysterious as the fog itself. “Shall I kill them?” “What?” “Those bastards just now. If you want, I'll take care of them.” He is a man exuding a dangerous aura, one that reminds her of the past she desperately fled. She should have pushed him away. After all, he was nothing more than the kind of thug she despised, merely wearing the guise of a benefactor. “If there’s anything you’d like to eat, I'll get it for you. Just pick something.” “Only a drink?” But Sahee couldn't comprehend the full extent of it. Like Persephone captivated by Hades, she never had a choice from the very beginning. “Because I have no intention of letting you go.” Everything had been meticulously orchestrated for her; it was an astonishing trap. <a href="https://ridibooks.com/books/5601000741" target="_blank" rel="noopener noreferrer">Original Webtoon</a>

Aegis in the Dark

Chapter 141: Terrorist's Game V

329

A protector, with an arm of steel, able to deflect bullets, swearing never to take a life. That is Tate Karito, the Shield in the Dark.

Ghost Story Market

Chapter 4

396

Kim Min-jae has lost everything after falling victim to a housing deposit scam and being betrayed by the lover he trusted. After moving into an old apartment building, he discovers a hidden door and key inside the wall that lead to the mysterious “Ghost Market.” In this marketplace run by ghosts, everything has a price—even lifespan, emotions, memories, and body parts. Through a series of deadly games and dangerous deals, Min-jae fights to survive while amassing wealth and power. And now, he is preparing the ultimate revenge against those who brought him to ruin. **Original Webtoon:** [Naver Webtoon](https://comic.naver.com/webtoon/list?titleId=855894), [Naver Series](https://series.naver.com/comic/detail.series?productNo=14834143)

Surviving as a Serial Killer's Wife

Chapter 14

455

While heading home from work, she suddenly falls into a sinkhole and possesses the horror game <House of the Devil> that she usually enjoyed playing. And she is none other than the first victim of a psychopathic serial killer! "You're quick-witted, aren't you? I was going to dispose of you immediately if you made a noise." Silas said with a radiant smile on his handsome face. However, the chilling meaning behind his words gave her goosebumps. How can she survive? Her mind went completely blank as she tried to think, but having never seen the ending of the game, she had no clue. So then. "H-Honey! Don't you remember me?" To survive against a psychopathic killer who lost his memory, she decides to play the role of his wife. Original Webtoon: <a href="https://ridibooks.com/books/1632013603" target="_blank" rel="noopener noreferrer">Ridibooks</a>

A Romantic Comedy Where the Heroine Dies in the End

Chapter 4

218

"I met the girl from my dreams yesterday!" Kaede Akatsuki, a second-year high schooler, announces this to his fellow members in the puppet theater club. While everyone around him is totally creeped out, the girl from his dreams actually transfers into his school! What's more, she just moved into the apartment right next door to his?! Seeing that she has zero ability to take care of herself, Kaede can't help but step in to look after her, until one day... "Do you... want to come over to my place now?" A fresh, high-speed rom-com opens its curtains here!

Biscuit

Chapter 30

896

Taken From <a href="http://www.koreacontent.org/co/d/daiwon/product.html?grp=GC00001545&cid=CA00001546" target="_blank" rel="noopener noreferrer">Here</a>: There are always incidents and crimes in New York. Detective Troy of the NYPD is trying to find his missing friend Nathan, but it's not going that well. A beautiful detective, Angel, just became his new partner, but they don't get along at first.

Though I Am an Inept Villainess ~Tale of the Butterfly-Rat Swap in the Maiden Court~

Chapter 46

248,129

Prepare for swirling court intrigue in this magical "trading places" tale of maidens competing for the crown! In a kingdom inspired by historical China, five clans put forth their maidens as imperial consorts–but only one will be crowned empress. The frail and beautiful Kou Reirin, the so-called "butterfly" of the imperial court, is a shoo-in to marry the crown prince. But when "court rat" Shu Keigetsu lashes out at her during the glittering Lantern Festival, it's Reirin who wakes up in the dungeons! Body-swapped by her assailant to steal her position at court, Reirin's plight seems dire... to everyone else! Now that she's got a robust new body, not even the looming threat of execution can stop her!

Against All Odds

Chapter 67

739

Haunted by guilt, detective Jeong Hae-il flees his past in Daegu, seeking refuge in his hometown of Seoul. But the city isn't as forgiving as he'd hoped. Soon, he's forced to confront the ghosts of his trauma when he crosses paths with his old flame, Junseon, now tangled up in a dangerous new drug. Just when things couldn't get more complicated, a mysterious ally named Hangyeol emerges from the shadows—but can Hae-il really trust him? In a city filled with secrets, can any of them overcome the odds? (Source: Lezhin) <a href="https://www.lezhin.com/ko/comic/love_you_still" target="_blank" rel="noopener noreferrer">Original Webtoon</a> Official Translations: <a href="https://www.lezhinus.com/en/comic/against_odds" target="_blank" rel="noopener noreferrer">English</a>, <a href="https://www.lezhinth.com/detail/against_all_odds" target="_blank" rel="noopener noreferrer">Thai</a>, <a href="https://www.bomtoon.tw/detail/love_you_still" target="_blank" rel="noopener noreferrer">T.Chinese</a>, <a href="https://www.beltoon.jp/detail/love_you_still" target="_blank" rel="noopener noreferrer">Japanese</a>

Mystical Beast City

Chapter 53

914

Gao Yang is an orphan who, at the age of six, crossed over to a "parallel world" and has since lived in a warm family of five. At the age of eighteen, Gao Yang accidentally discovers the truth of the world: it is not a parallel world at all, but a mysterious realm where all the relatives and friends around are terrifying "beasts"! Original Manhua: <a href="https://www.iqiyi.com/manhua/detail_1c290xjr1o5.html" target="_blank" rel="noopener noreferrer">IQIYI</a>, <a href="https://ac.qq.com/Comic/comicInfo/id/654568" target="_blank" rel="noopener noreferrer">AC.QQ</a>, <a href="https://manga.bilibili.com/detail/mc33798" target="_blank" rel="noopener noreferrer">BiliBili</a> Official Translations: English (<a href="https://www.webnovel.com/comic/mystical-beast-city_29373159008714501" target="_blank" rel="noopener noreferrer">Webnovel</a>, <a href="https://webcomicsapp.com/comic/Beastfall-City/69391bb762661d2325293bb5" target="_blank" rel="noopener noreferrer">Webcomics</a>), <a href="https://manga.line.me/product/periodic?id=Z0003069" target="_blank" rel="noopener noreferrer">Japanese</a>

Incomplete Combustion

Chapter 42

551

For weeks, a mysterious man has been setting Gyeol’s dreams on fire. By day, Gyeol lives a quiet life as a construction worker. But after locking eyes with a stranger at a job site, his nights are consumed by vivid, erotic dreams that leave him shaken - and wanting more. When he unexpectedly runs into the man again, reality begins to feel just as charged as his fantasies. The stranger introduces himself as Yesung: handsome, magnetic, and impossible to read. His smile is too perfect, his gaze too knowing. He crosses lines without hesitation, drawing Gyeol into a game with no clear rules. As tension smolders between them, Gyeol finds himself spiraling deeper into Yesung’s world, unable to tell where desire ends and danger begins. But play with fire too long, and one is bound to get burned.

How to Live As the Vampire Lord

Chapter 65

172

Vampire Eugene — a sacrificial lamb slaughtered after half a year of running to fulfil the desires of a templar for fame. He was given a second chance at life after concluding his life with regrets. “I will never again die the same way. If I really did return to the past, no matter what it takes… I will never regret again.”

The Heroines of a Gal Game Who Avoided the End of Death Read My [Diary] And Found Out My Secret

Chapter 2

857

The heroines have turned into dangerous yanderes who worship me. Why…? As a reincarnator, “I” know that this world is the gal game 【Love or Dead】. In 【LoD】, there are only two options for the heroines: either they end up with the protagonist, or they die. Every heroine who isn’t chosen meets her death — a total kusoge. And for some reason, it’s already determined that even I, just a mob character, will get dragged into that fate. The only way for both the heroines and me to survive is the harem end. Determined to absolutely reach the harem end, I desperately tried to support the protagonist from the shadows. But I kept making the wrong choices over and over again, and ended up at the worst possible bad end — where no one ends up with anyone. In that hopeless situation, I resolved to sacrifice myself alone. I pushed Satsuki out of the way as she was about to be run over by a car. And then━━━

Kizoku Gakuen no Fubunritsu

Chapter 4

912

"In the Western Kingdom's aristocratic academy, there are countless unwritten rules." During a dance party, the Marquis's daughter is told her engagement is broken off. Everyone acknowledged the closeness of the two, so there must be a reason for such a cruel rejection... However, Carol de la Cassata, the person at the center of the turmoil, has no idea why the engagement is being broken off. So, she decides to seek the wisdom of the student council secretary, who is rumored to be skilled at giving advice. This is a buddy mystery in which a serious commoner secretary and the frivolous prince student council president unravel various incidents that occur at the aristocratic academy. <a href="https://ncode.syosetu.com/s9769j/" target="_blank" rel="noopener noreferrer">Original Web Novel</a> <a href="https://to-corona-ex.com/comics/266984473297131" target="_blank" rel="noopener noreferrer">Original Web Serialization</a>

Welcome to Rose Manor

Chapter 67.1: Final Review

955

Sick and tired of her mother's ruinous debts, Richelle accepts a post as tutor to the illustrious Otis family. But upon finding a letter with strict, eerie rules on how to survive within the manor of roses, Richelle senses that something sinister is lurking. Now, she must pay the price for her choice. Original Webtoon: <a href="https://ridibooks.com/books/1746028077" target="_blank" rel="noopener noreferrer">Ridibooks</a> Official Translations: <a href="https://manta.net/en/series/welcome-to-rose-manor?seriesId=3733" target="_blank" rel="noopener noreferrer">English</a>, <a href="https://www.webtoons.com/fr/romance/welcome-to-rose-manor/list?title_no=9305" target="_blank" rel="noopener noreferrer">French</a>, <a href="https://www.webtoons.com/th/romantic-fantasy/welcome-to-rose-manor/list?title_no=9796" target="_blank" rel="noopener noreferrer">Thai</a>, <a href="https://www.webtoons.com/zh-hant/thriller/welcome-to-rose-manor/list?title_no=9635" target="_blank" rel="noopener noreferrer">T.Chinese</a>, <a href="https://manga.line.me/product/periodic?id=Z0004177" target="_blank" rel="noopener noreferrer">Japanese</a>, <a href="https://www.webtoons.com/id/romantic-fantasy/welcome-to-rose-manor/list?title_no=9894" target="_blank" rel="noopener noreferrer">Indonesian</a>

The Sea Of Falling Ash

Chapter 8

226

After his family's death, Yoo Haemin gives up on his dream of attending college because he can no longer play the piano due to a sudden hearing loss. While listening to someone's unfinished song he found on an old laptop, he is drawn by a scream from the upstairs neighbor and saves Shin Jeyeon from being assaulted. As this incident brings them closer, the two realize they have a shared experience of a parent's sudden death and an obsession with music, and they feel an inexplicable attraction to each other... Original Webtoon: <a href="https://www.mrblue.com/webtoon/wt_000071024" target="_blank" rel="noopener noreferrer">MrBlue</a>, <a href="https://www.lezhin.com/ko/comic/ashes_fell" target="_blank" rel="noopener noreferrer">Lezhin</a>, <a href="https://www.bomtoon.com/detail/sea_of_ash" target="_blank" rel="noopener noreferrer">Bomtoon</a>

Secretly Strong and Searching for My Daddy

Chapter 53

539

Nothing is more important to 4-year-old Kim Astiae than her daddy, a holy knight from another world. So when she gets news of his sudden death, she's desperate to save him. What better way than time travel? A mysterious creature tied to her dad's past offers to transport her back in time and to his world. The only catch is they arrive before she was born! Can Tiae find her dad when he doesn't even know her? Maybe her new mercenary friends and newly awakened necromancer powers can help her out...

Welcome to the Rose Mansion

Chapter 67.1: Final Review

907

"Welcome to the Rose Mansion. This letter has been written to assist you in leading a safe and peaceful life in the manor for the coming year. Please make an effort to fully acquaint yourself with the following rules at your earliest convenience, and adhere to them as a matter of utmost priority under any circumstances. Bear in mind that you will bear full responsibility for any consequences resulting from the violation of these rules. " Life plummeted in an instant after her father’s death. She struggled desperately, even amidst her mother’s extravagance and the mounting debts that they could not overcome. “Mother, are you… are you really suggesting I be sold to a man older than you right now?” Yet, everything collapsed with just one sentence from her mother. Then, an offer to become a tutor came from the wealthiest and most prestigious household of the kingdom, House Otis. She had no choice but to accept. “Welcome to the most fragrant tomb in the world, Miss Richelle Howard. Let’s be good, amicable corpses together.” A mansion covered in roses. The dazzlingly beautiful Otis family. Within it, strange incidents began, slowly tightening their grip around her neck. Now, it’s time to face the consequences of her choice. "We sincerely hope you have a safe and enjoyable year. Let’s have fun together."

Miyu-chan wa Zutto Tomodachi

Chapter 46: Summer Camp

88,734

In the summer of his second year of high school, the protagonist, Yuushin Tahara, finds that his childhood friend, Miyu Fukagawa, who had moved away, has returned to the house next door. Although Miyu has grown up to be quite cute, there's something a little strange about her... This is a fresh and suspenseful romantic comedy about the gentle protagonist and his cute but rather quirky childhood friend, along with their friends and the adventures they get into! <a target="_blank" rel="noopener noreferrer" href="https://www.cmoa.jp/title/304296/">https://www.cmoa.jp/title/3042...</a>

Fantasy Enlistment Squad

Chapter 41

507

The Jeokun Mountains, the immediate border between the Demon Tribe and the Alien Federation, are the final strategic stronghold where training and actual combat occur simultaneously. The Federation forces are constantly recruiting and selecting soldiers to find the ten Transcendents revealed in the Book of Prophecy and reclaim lost territory. However, more terrifying than the war with the Demon Tribe are the absurdities and harsh treatment of military life.

The Academy's Sashimi Sword Master

Chapter 99

207

Chef Kim, Korea's legendary sashimi master, is transported into the world of Blessing M, a mobile game he once played. But instead of being a hero, he finds himself as Geomma Kang, a mere background extra. Forced into a new life, Geomma discovers a new power: the Blessing of the Blade God. Now, to survive in this game-like world, he must slice through challenges and enemies alike. Will his unmatched skills in the kitchen be enough to carve out a new destiny?

The Maid

Chapter 80

10,848

Kang Hana, a former girl group trainee, gives up everything and decides to have her baby after an unexpected pregnancy. She temporarily leaves the baby in a baby box until she can save up for a housing deposit. But she then finds out that a famous actor-director couple has adopted her child. Determined to get her baby back, she becomes the babysitter in their home. But then she discovers that the wife, Angela, is transfusing the baby's blood—almost like a vampire. Kang Hana decides that she must kill her. Original Webtoon : <a href="https://comic.naver.com/webtoon/list?titleId=839098" target="_blank" rel="noopener noreferrer">Naver Webtoon</a>, <a href="https://series.naver.com/comic/detail.series?productNo=12586496" target="_blank" rel="noopener noreferrer">Naver Series</a> Official Translations: <a href="https://www.webtoons.com/th/drama/maid/list?title_no=8317" target="_blank" rel="noopener noreferrer">Thai</a>, <a href="https://www.webtoons.com/zh-hant/drama/the-maid/list?title_no=8408" target="_blank" rel="noopener noreferrer">T.Chinese</a>

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