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

A Happy Ending for the Noble Lady Betrayed by Her Husband

Chapter 13

410

Ivy, the daughter of a count, meets a tragic end after being betrayed by the husband she dearly loved. But when she opens her eyes, she discovers that she has returned to the day the king ordered her to marry Prince Villard. Determined to change her fate, Ivy accepts the marriage proposal. However, what awaits her is a series of unexpected trials: an assassination attempt, a financial crisis threatening her family, and even a shocking confession from her younger brother, Eric. To make matters worse, Villard misunderstands Ivy's burning desire for revenge, believing that she still harbors lingering feelings for Peter... As the mastermind's conspiracies unfold around her, will Ivy be able to exact her revenge and rewrite her future?

Bad Apple

Chapter 48

10,486

As an S-Class agent at the top-secret intel firm Vulture, Adrian “Killy” Rosebarton (Codename: Uno) is the master of seduction, able to charm secrets out of literally anyone regardless of age, gender, or profession. But when he sets his sights on his newest target, Lorenzo “Loren” Stefano, things take a rotten turn. No matter how hard he flirts, Loren just won’t bite - and Uno’s pride (and mission) are about to crumble. If one thing is certain, it’s that this is no ordinary mark. This one’s a bad apple: poisonous if swallowed, impossible to spit out, and dangerously tempting.

The Genius Who Sees Through the World

Chapter 68

162,660

As a child, Shin Woo-jin was kidnapped and locked away in a warehouse, forced to live as a slave. But against all odds, he was rescued and finally stepped into the outside world. Though free, Woo-jin wasn’t like other children. He had an extraordinary gift—the ability to read people. By observing the smallest facial expressions and unconscious gestures, he could see through their thoughts, emotions, and intentions with near-perfect accuracy. Like a profiler, like a modern-day Sherlock, Woo-jin learned to navigate the world, one observation at a time. But for someone who sees too much, living an ordinary life is the hardest thing of all. All he ever wanted was a peaceful, simple life. But the world had other plans. “As I thought… living a normal life is far too difficult.”

The 100 Curses of House Illeston

Chapter 54

880

As if being reincarnated into a generic fantasy webtoon wasn’t enough, I have to be the 'Necromancer' who is sacrificed for the protagonist… Since it has come to this, it can’t be helped. Even if I can’t become a rich noble lady from a romance fantasy, I want to at least protect my life and live comfortably. Let’s go to that place, the one full of curses and ghost stories. To the mansion of the villain, Archduke Illestone! "I will break the curse on this mansion for you. In return, please raise me."

Hole up Gamers

Chapter 5

577

In the near future, the full-dive VR game “Visions” has taken Japan by storm. However, a flaw in the game leads to a series of fatal accidents involving players who remain logged in for extended periods. To halt the game, an attempt is made to force all players to log out, but a group of players rebels and barricades themselves within the game world. To evict these players and bring them back to reality, Shin Hato—a protagonist belonging to the Regional Welfare Department’s “Hikikomori Support Office”—ventures into the world of “Visions” to make contact, but…?

Emotional Illness

Chapter 97

424

Everybody is crazy except me. But is it a misfortune to be sane in a crazy world? (Source: qq, edited)

Mood Disorder

Chapter 97

336

Read Mood Disorder / Emotional Illness From the Same Studio as the Manhua “Girl and Science”] Everybody is crazy except me. But is it a misfortune to be sane in a crazy world?

Return of the First Patriarch: The Strongest Reincarnates into His Descendant 1000 Years Later

Chapter 62

856

Gilphas Eldragon, the founding patriarch of the Eldragon family, dedicated his entire life to the pursuit of absolute strength. In search of eternal combat, he consumed a legendary fruit rumored to grant immortality under the protection of the divine dragon. Yet the rumor was false—Gilphas aged, and in the end, passed away in his son’s arms. Or so it seemed. When he next opened his eyes, Gilphas found himself reborn a thousand years later as Zeke Eldragon, heir to his own bloodline. But the world had changed: the Eldragon clan now thrived under a ruthless creed of survival of the fittest, and a new threat known as the “Chaos” loomed over humanity. Faced with an unfamiliar era and even greater enemies, the ancient warrior feels only exhilaration. For Gilphas—now Zeke—this is the chance he longed for: “This time, I will witness the true end of martial strength!”

My Multiple Personality Girlfriend

Chapter 15: Ch15

92,926

Appearing in front of Gu Bei, who had lost his memory, was the beautiful girl Su Mo who claimed to be his girlfriend. However, Su Mo had other personalities in her body. The problem for Gu Bei is that if he wants to date normally, it seems he has to conquer all the other personalities?

The Day of Kidnapping

Chapter 16

0

Hae-eun has spent her life surviving one tragedy after another. Adopted into a wealthy family, she soon discovers that her new home hides a dark secret—she is being used for mysterious experiments. After illness, abandonment, and a desperate escape, she is forced to start her life over once again. Years later, fate brings her back to Myung-joon, her first love. But when she makes another wrong choice and Myung-joon agrees to fulfill her request, they end up kidnapping Ro-hee, a brilliant young genius, dangerously entangling all three of their lives. As the three confront secrets from the past and an inevitable tragedy, they must make impossible choices to survive. Can Hae-eun break free from the fate that has followed her, or will the truth destroy them all? Original Webtoon: Ridibooks, Naver Series, KakaoPage Official Translations: English, Japanese

Manager Kim

Chapter 264

107,371

Before the disappearance of his daughter, Minji, Mr. Kim led a mundane life as a lone parent and corporate executive, yet his history as a covert operative remained concealed. But when Minji went missing, everything changed. Upon discovering that his daughter may have met an untimely demise, Mr. Kim becomes an unwavering powerhouse, determined to unearth the veracity at any cost. No obstacle will hinder him from rescuing his child, even if it entails destroying everything and everyone in his path.

Monochrome Rumor

Chapter 152

537

After being involved in a car accident together, Hajin is asked by Sihyeon to take care of Sihyeon's younger sister after his death. Hajin never expected that to mean he would wake up in the hospital in Sihyeon's body instead of his own. Even worse, Sihyeon was an infamous idol who would do anything for money, had multiple sponsors, and was apparently about to abandon the boy band he was a part of to sign a new contract with a larger agency. At first, Hajin believes the public’s negative opinion about Sihyeon, but the more he learns about Sihyeon’s miserable circumstances, the more enraged he becomes. Determined to get revenge in Sihyeon’s stead, Hajin decides to reach out to an old acquaintance for help. However, the deeper he goes into his revenge plot, the more people he becomes entangled with...

Campfire Friends

Chapter 55: The Raging Campfire

9,077

After another soul-crushing day at the office, Chaesu wakes up inside the world of Campfire Friends, a cartoon he used to watch as a child. As he spends more time with his colorful woodland pals every night, he begins to regain his lost childhood innocence. But behind their cheery kindness hides a chilling secret... Original Webtoon: <a href="https://comic.naver.com/webtoon/list?titleId=837439" target="_blank" rel="noopener noreferrer">Naver Webtoon</a>, <a href="https://series.naver.com/comic/detail.series?productNo=12331312" target="_blank" rel="noopener noreferrer">Naver Series</a> Official Translations: <a href="https://www.webtoons.com/en/thriller/campfire-friends/list?title_no=8563" target="_blank" rel="noopener noreferrer">English</a>, <a href="https://www.dongmanmanhua.cn/SUSPENSE/gouhuopangdepengyoumen/list?title_no=2854" target="_blank" rel="noopener noreferrer">S.Chinese</a>, <a href="https://www.webtoons.com/es/thriller/campfire-friends/list?title_no=9201" target="_blank" rel="noopener noreferrer">Spanish</a>, <a href="https://manga.line.me/product/periodic?id=Z0004080" target="_blank" rel="noopener noreferrer">Japanese</a>

The Final Case

Chapter 35

0

Kang In-soo, a legendary homicide detective, is given a terminal diagnosis. He's dedicated his life to justice, but now he's lost both his job and his family. One day, the vicious murderers he once apprehended escape prison. Detective Kang In-soo, who understands their actions and thoughts better than anyone else, dedicates the rest of his life to bringing the murderers to justice! Original Webtoon: <a href="https://comic.naver.com/webtoon/list?titleId=844588" target="_blank" rel="noopener noreferrer">Naver Webtoon</a>, <a href="https://series.naver.com/comic/detail.series?productNo=13357873" target="_blank" rel="noopener noreferrer">Naver Series</a> Official Translations: <a href="https://www.webtoons.com/th/drama/doomed/list?title_no=9280" target="_blank" rel="noopener noreferrer">Thai</a>, <a href="https://www.webtoons.com/id/action/the-final-case/list?title_no=9512" target="_blank" rel="noopener noreferrer">Indonesian</a>

Chronicles of the Demon Slayer

Chapter 19

599

After brutally beheading the demon that murdered his parents and displaying its severed head as a warning, the young boy "Yi-Se" becomes feared rather than praised. Shunned by the villagers and branded a monster for his merciless vengeance, he finds himself with nothing left to live for. With no attachment to life and no place to call home, "Yi-Se" sets out on a solitary journey... one driven not by hope, but by an unquenchable thirst for revenge. His vow is absolute: Every demon must perish. Only then will his vengeance be complete. **Original Webtoon** [Naver Webtoon](https://comic.naver.com/webtoon/list?titleId=851689), [Naver Series](https://series.naver.com/comic/detail.series?productNo=14298592)

Eko Eko Azarak

Chapter 149: Misa's Vanishing Spell

279

Misa Kuroi, a beautiful girl who manipulates black magic. When the spell of "Eko Eko Azarak" resounds, something happens in the city and in the classroom... The gold standard of occult mysteries is finally here!

Clinic Of Horrors

Chapter 282

4,701,383

In a strange city, there is a clinic that will treat the victims of horrific diseases. For a price.

Urban Myth Dissolution Center Another Record

Chapter 6.5: Recommended or Time Limited?

750

では原作ゲーム本編をベースにしつつも、本編の正史から分岐した“もう一つ”の事件を描写。

Kizoku Gakuen no Fubunritsu

Chapter 5.2

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>

A Murderous Affair at 19 Sunset Street

Chapter 60

927

A man is found murdered in an apartment at 19 Sunset Street. The prime suspect is Leon Devonport, the victim's lover, and all evidence found on the scene of the death seems to point to him. In order to prove his innocence, Leon seeks out Benjamin Wolf, a once-famous detective who has now retired from murder cases due to an incident in his past. Benjamin had long stepped away from murder cases, but at Leon's desperate request, with a bit of flirting, he reluctantly takes the case and begins to investigate. As the investigation progresses, Benjamin uncovers hidden truths behind the case and the complex relationships between all parties involved. What is the truth hidden behind this "murder?" What is Leon hiding from Benjamin? Original Webtoon: <a href="https://www.bomtoon.com/detail/Sunset_murder" target="_blank" rel="noopener noreferrer">Bomtoon</a>, <a href="https://www.lezhin.com/ko/comic/sunset19" target="_blank" rel="noopener noreferrer">Lezhin</a> Official Translations: <a href="https://www.lezhinus.com/en/comic/sunsetstreet" target="_blank" rel="noopener noreferrer">English</a>, <a href="https://www.lezhin.es/detail/pasion-mortal-en-la-calle-sunset-19" target="_blank" rel="noopener noreferrer">Spanish</a>, <a href="https://www.beltoon.jp/detail/sunset19" target="_blank" rel="noopener noreferrer">Japanese</a>, <a href="https://www.lezhinth.com/detail/sunset_19" target="_blank" rel="noopener noreferrer">Thai</a>

Tonikaku Kawaii

Chapter 363

224,985

From Viz: From the day his parents named him, Nasa Yuzaki has felt connected to outer space. Whether he likes it or not. His efforts to outperform the space program veer off course when an accident introduces him to Tsukasa, a mysterious girl with strange powers. Is she an alien, a moon goddess or something else? Since she insists on marrying him, Nasa will have plenty of chances to find out. <a href="https://www.viz.com/manga-books/fly-me-to-the-moon/series/725/section/90190/more" target="_blank" rel="noopener noreferrer">Official English</a>

The Genius Assassin’s Second Life Begins at the Academy

Chapter 64

611

Van, feared as the strongest assassin in a world ruled by magicians, earned his title without ever wielding magic. Relying on unmatched combat skill and vast knowledge of sorcery, he fought in the shadows to secure the throne for his best friend—the prince. His true goal was to protect his own persecuted people, the only race born without magic. But at the end of the brutal succession war, Van’s loyalty was betrayed. His closest friend murdered his family and left him for dead. When Van opened his eyes again, he found himself ten years in the past. Granted a second chance, he refuses to walk the same path. This time, his decision is clear: he will rise to the very top of the magic academy—without magic. Thus begins the tale of the world’s greatest assassin, rewriting destiny from the shadows of the classroom.

Mao

Chapter 340

829

Onmyoji and Yokai? A girl's bizarre Taisho romance! When she was in the first grade of elementary school, her whole family was involved in an accident, but she is the only one who survived. In her third year of junior high school, she passes by the accident site again and is somehow transported back to the Taisho Era! The next day, Nanoka's physical abilities are awakened when she is told by Mao, a boy she met there who is an Onmyoji, "You are a demon, aren't you?" ___ Official Release: - Indonesian release by <a href="https://www.gramedia.com/products/mao-01" target="_blank" rel="noopener noreferrer">Elex Media</a> (2021)

K-9: Keishichou Kouanbu Kouan Dai-9-Ka Inou Taisaku Gakari

Chapter 76

4,276

“Sin”— an ability that manifests when one commits a crime. Detective Ren Hizuki from Tokyo MPD, Investigation Division 1 spends her days battling the rise in heinous crime spurred on by these “sin.” One day, she’s reassigned to the newly established Public Security Bureau, Division 9 and encounters the cowardly Detective Yushiro Oboro. As the two of them begin investigating special ability cases together, Division 9’s hidden secrets—as well as Oboro’s true identity—come to light! Source: K Manga

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