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

Chronicles of the Demon Slayer

Chapter 13

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)

The Eldest Daughter Walks Down The Flower Path

Chapter 45

887

To parents who had wanted a son, their eldest daughter was neither useful nor lovable. Born as the eldest daughter of the Tilord family, Ladis was always forced to make sacrifices. But after striving until her very body was broken, what she received in return was ultimately her family’s betrayal. “It was all a futile dream. I shouldn’t have lived for my parents, for my siblings, for my family, or for the family name. I should have lived for myself!” In that final moment she thought was the end, Ladis was transported back to the age of sixteen.(Source: KakaoPage, translated)

When Silver Eyes Sparkled

Chapter 8

673

Five years ago, my first love, who vanished without a trace, has returned with a group of suspicious friends. Something about him has changed, and secrets are beginning to unfold one by one. Our story begins anew at the 'Milky Way' guesthouse. Will we be able to get through this summer safely?

Every Building has a Gimmick

Chapter 57

544

Kang Yihyun, an intern, drops by the convenience store on his way home from work and there's something different about the part-timer. "She's not wearing anything right now, right?" I'm so confused... [Original Novel](https://novelpia.com/novel/161133) [Original Webtoon](https://toptoon.com/comic/ep_list/Each_building_has_its_own_concept?) **Official English:** [Toptoon](https://global.toptoon.com/content/103741), [DAYcomics](https://daycomics.com/content/103741)

Twilight Blade

Chapter 12: Follow The Voice

881

Hikari, a young boy who lost his mother in a fire, begins living with Yojin, the investigator assigned to the case. Their peaceful life is often interrupted by the appearance of otherworldly creatures. A stylish action adventure that takes place in between the mundane and the mysterious now begins!

All People Scramble for the Tower, I Cleared 999 Floors in Advance

Chapter 71

264

The story centers on Su Bai, who utilizes the "Clock of All Things" to strengthen his skills and cultivate equipment, continuously breaking records in a global player-versus-player tower-climbing competition. The plot encompasses professional advancement, contention for "first kills," and inter-species warfare. By clearing the dungeons on each floor of the tower, he builds his power system and unveils the world's setting, where the "Tower of G**" connects a myriad of realms. The protagonist gradually unlocks abilities such as the power of time and necromancy, driving forward the main storyline of the Blue Star (Earth) human race's struggle for survival against higher-level civilizations.

Blue Lie

Chapter 4

184

not found...

Hive: Yeouido

Chapter 0

452

In a world where giant fish progressively encroach upon human domain, people either band together or exploit one another. The threat posed by the giant creatures shows no sign of waning, and the humans encountered along the way are far from a comforting sight—they prove to be even more dangerous than before. While human survival instincts drive endless suffering and pain, the threat of these colossal fish begins to evolve into an entirely new kind of danger. Amidst this chaos, Hanna survives completely alone, as if running away from something or trying to process a past event. However, the world grants no leisure to compose one's heart.

Wireless Onahole

Chapter 116

42,454

The onahole… moved?!” Park Woojin, an engineering student, just so happened to buy an onahole that synchronizes with women around it. Let’s start with the goddess of our school, Ahyoung…!

Spare Me, Great Lord!

Chapter 833

899,792

After the revivification and return of the spirit energy, men and women did their best to capture every strands of spirit energy and train, except Lu Shu, with his Negative Emotion System, he becomes stronger by taunting others! He only wanted to protect his younger sister, but the change of an era in unavoidable, then all he could do was... to taunt others in passing, and become the strongest! Then, are you ready? Here comes Lu Shu, "The Great Demon King!"

Lord of Mysteries

Chapter 24

375

With the rising tide of steam power and machinery, who can come close to being a Beyonder? Shrouded in the fog of history and darkness, who or what is the lurking evil that murmurs into our ears? Waking up to be faced with a string of mysteries, Zhou Mingrui finds himself reincarnated as Klein Moretti in an alternate Victorian era world where he sees a world filled with machinery, cannons, dreadnoughts, airships, difference machines, as well as Potions, Divination, Hexes, Tarot Cards, Sealed Artifacts… The Light continues to shine but mystery has never gone far. Follow Klein as he finds himself entangled with the Churches of the world—both orthodox and unorthodox—while he slowly develops newfound powers thanks to the Beyonder potions. Like the corresponding tarot card, The Fool, which is numbered 0—a number of unlimited potential—this is the legend of "The Fool." --- Updated Monthly: 1st & 15th

No One on Titan

Chapter 32

64,008

Beneath the freezing skies of Titan, Saturn’s sixth moon, a team of extraterrestrial researchers and their AI companion uncover something that shouldn’t exist: a strange black sphere that defies all known laws of physics, plunging the team into a whirlwind of confusion and fear, and forcing them to confront a force beyond their comprehension.

Hana-Uta Memoir

Chapter 4

2,731

Ume Sasaki, a senior in high school, is helping out at her great-grandmother's ryokan during this summer vacation. She goes to the ryokan in hopes of getting some hints about her future...? This is the brightest and most dazzling "memory (memoir)" of the girls.

The Genius Girl of the Library —A Book-Loving Rookie Government Official Saves the Kingdom With Her Vast Knowledge!—

Chapter 8: .

157

Martina loves books and has finally read every book in town, so she aims to become a government official in search of books from the undiscovered royal palace library. She takes on a highly challenging exam, but her incredible memory, never forgetting a single word of the book she reads, means she passes with a perfect score!? Assigned to the Political Affairs Department, Martina surprises those around her with her powerful memory, but one day, an unnatural monster appears...!? (Source: ComicWalker, translated)

Lord of the Mysteries (2025)

Chapter 24

22,090

Zhou Mingrui was reborn as Klein Moretti, who took his own life after going through the Antigonus Family Notebook. Zhou Mingrui held another "transit ceremony" to return to Earth, only to accidentally enter a mysterious gray fog space, inadvertently drawing Audrey Hall and Alger Wilson's consciousness into it. To gain the upper hand in the conversation, disguised as a hidden presence in the revival, Mr. "Fool" embarked on a grand journey.

A Love Letter From the Future

Chapter 63

968

Ian Percus, a 3rd-year at the academy, one day receives a love letter from 7 years in the future. It refers to Ian as a hero, along with the warning that "the world will end if the future is not protected." Now Ian must discover what this future is and how to protect it with the help of his friends. Original Webtoon: <a href="https://page.kakao.com/content/66693270" target="_blank" rel="noopener noreferrer">KakaoPage</a>, <a href="https://webtoon.kakao.com/content/%EB%AF%B8%EB%9E%98%EC%97%90%EC%84%9C-%EC%98%A8-%EC%97%B0%EC%95%A0%ED%8E%B8%EC%A7%80/4490" target="_blank" rel="noopener noreferrer">Daum</a> Official Translations: <a href="https://manta.net/en/series/a-love-letter-from-the-future?seriesId=3772" target="_blank" rel="noopener noreferrer">English</a>, <a href="https://jp.piccoma.com/web/product/174236" target="_blank" rel="noopener noreferrer">Japanese</a>, <a href="https://manga.bilibili.com/detail/mc39338" target="_blank" rel="noopener noreferrer">S.Chinese</a>

The Murderer is Targeting the Young Lady with Brown Hair

Chapter 46

211

[Original Webtoon](https://ridibooks.com/books/4116004613) **Official Translations:** [Japanese](https://www.amazon.co.jp/-/dp/B0D95PNP65/), [Thai](https://www.webtoons.com/th/romantic-fantasy/the-killer-targets-the-brown-haired-lady/list?title_no=8323)

Kaikai Gigigigigi

Chapter 11: Secret of the Human Fossil

0

In Kamanari City lies the restricted "K-Zone," a place off-limits to the public. Supernatural phenomena are said to occur within its boundaries. High school trio Chuuta, Kirimai, and Kawanakajima set out to uncover the mysteries of the K-Zone!

Adekan

Chapter 73: The Demon Mountain

180

Laid-back and somewhat absent-mindedly seductive umbrella craftsman Shiro, and hot-blooded officer Kojiro, who stands against all things undisciplined, become involved in a bloody and erotic thrill-ride in an off-kilter town. This action-packed jack-of-all-trades manga will have you swooning at its sexiness and leave you more addicted than opium!

Kamen Kitan Theo

Chapter 0: Oneshot

850

A mysterious man donned in the mask of a wolf travels to 19th century Venice to investigate the strange happenings of men turning to stone. What will he uncover, and what does his new companion Eleanor have to do with it? From the team that brought you Phantom Seer!

Zombie John

Chapter 0: Oneshot

495

An assassination attempt is foiled when a mysterious, charismatic Zombie protects his client, a young girl, from poison!! But what kind of mysteries will they solve about each other as they hunt for the man who placed the hit?

Who Killed me

Chapter 13

210

not found...

Rasotsu Yokai Gari

Chapter 0: Oneshot

554

A gang is rotting a once-peaceful town from the inside out following the collapse of the virtuous Tatsumi Clan. But when a patrolman with a deep shadow arrives to town, what secrets will he uncover? Golden Future Cup 2024 One-shot #1.

Ghost

Chapter 23

375

not found...

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