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

The Hunt Begins

Chapter 32

4,423

“Someday, you’ll be on your knees begging.” “Will I, though?” Is this twisted fate a coincidence or destiny? In the peaceful summer of his 23rd year, Hwi-eon's life is shattered when his brother, possessed by a demon, attacks him. With his soul in a coma, the key to saving him and seeking revenge lies in a cryptic message from a Grim Reaper: “Find a 'Living Ghost' and breathe life into its hands.” Becoming a ghost-hunting NeoTuber, Hwi-eon eventually finds the 'Living Ghost', Chun-gyeol. Their rocky first encounter is filled with misunderstandings, but amidst suspicion, something strange begins to bloom. "I thought there was something big... Turns out it's just a scum." Static Live The hunt begins. [Original Novel](https://ridibooks.com/books/777123860) [Original Webtoon](https://ridibooks.com/books/5520000009)

Unsleep

Chapter 73

57,010

On the day of a group project presentation, college senior Lee Seung-hyeon is falsely accused of sexual harrassment on the subway, causing him to miss the presentation and fail the class. Desperate to salvage his GPA before graduation, he scrapes together enough money to enroll in summer classes, only to find himself stuck in another group project. To his horror, one of his groupmates, Seo Chaejun, turns out to be the very person who accused him of sexual harrassment. Now, during what should have been a peaceful summer break, Seung-hyeon is forced to confront his worst nightmare. “What did I do that was so wrong to deserve spending this precious summer break of my senior year dealing with this lunatic?” [Original Webtoon](https://www.lezhin.com/ko/comic/unsleep) **Official Translations:** [English](https://www.lezhinus.com/en/comic/unsleep), [Japanese](https://www.beltoon.jp/detail/unsleep), [T.Chinese](https://www.bomtoon.tw/detail/unsleep), [Thai](https://www.lezhinth.com/detail/unsleep), [French](https://www.lezhinfr.com/detail/bt_1111209), [German](https://www.lezhinde.com/detail/dbd_00457) ##### NOTE: All official translations are uncensored, except for Japanese.

Indulging The Insatiable Pup

Chapter 5

294

Rui Kosaka, a groomer at a pet salon, spends his days in bliss surrounded by his favorite furry animals. One day, a mysterious yet handsome man named Joji Hasuki visits Rui's salon with a Siberian husky in tow and asks Rui to look after his dog. Out of nowhere, he squeezes Rui's hand and gazes at him with piercing eyes...That evening, on his way home from work, Rui runs into Joji's husky, but his owner is nowhere in sight. Rui brings the dog back to his house for the night, but when he wakes up to a noise in the middle of the night, he finds not a husky... but a naked Joji with dog ears!This is a sweet love story between two guys who can't be honest with each other?one a younger, doting husky dog-slash-man, and the other an indulgent groomer with a soft spot for animals!+

The house you live in

Chapter 39

517

Hwarin, a woman in her thirties raising two children in a very poor family, struggles to make ends meet. One day, she swaps bodies with her friend, who is happily married to a wealthy senior colleague—her first love. However, the joy of finally living the life she had long desired is short-lived, as her family’s dark secrets are revealed, and Hwarin finds herself caught in an inescapable trap. **Original Webtoon:** [Naver Webtoon](https://comic.naver.com/webtoon/list?titleId=842465), [Naver Series](https://series.naver.com/comic/detail.series?productNo=13090391)

Clone

Chapter 26

497

After her sister’s suicide, Bido blames Mr. Shin, the man named in her suicide note. She approaches him at the funeral expecting a cruel monster, but instead finds he feels unexpectedly like her savior. He takes her from her suffocating small town to Seoul, the place she once dreamed of living with her sister. The more time she spends with him, the more conflicted she feels about the man she thought she was supposed to hate.

The Heat of Summer

Chapter 24

407

“But… we’re like siblings.” Cha Seung-jo, a football player every Korean knows, and Lee Seo-hee, who grew up in the same household as him, share a bond like brother and sister. At 18, Seung-jo confessed his feelings to Seo-hee— but after that, he never once returned to Haeyoung, where she lived. Six full years passed. “I endured it all until I succeeded, until I became a real adult.” “Six years is enough. Don’t tell me to wait any longer, Seo-hee.” Now, Seung-jo returns as a grown man— no longer the 18-year-old boy he once was. Maybe that’s why… Seo-hee feels her heart race differently than it did six years ago. “Just for ten days… let’s date.” Seo-hee must now make her choice: continue living like siblings, pretend not to know, or finally… become lovers. +

The Young Lady Has a Vulgar Secret

Chapter 5

276

“Did you ever imagine that the young lady you served… would have something like this attached?” Elric pushed his own between her legs. Slick oil trickled over the glistening, wet opening, and she felt the hot flesh rubbing back and forth. He gave a mischievous smile, as if to loosen her up. But the young lady he faced for the first time—no, Elric’s manhood… ‘…It’s huge!’

Indomitable Champion

Chapter 56

35,775

Hojoong the Indomitable Champion was at the top of his game as a mixed martial arts fighter when a shoulder injury forced him into early retirement. He then falls into a life of addiction and gambling, hitting rock bottom. He amasses a debt of 700 million won. His wife, who had been paying the interest monthly, finally gives up and runs away with their son. When his creditors tries to take his organs as payment, Hojoong meets a stranger. The man offers Hojoong a chance to participate in the ‘Brutal Cup’, the largest underground fighting competition. Hojoong, not understanding what’s ahead of him, accepts… *(Source: mrblue)* **Official Webtoon:** [MrBlue](https://www.mrblue.com/webtoon/wt_000061687) **Official Translations:** English ([MrBlue](https://www.mrblue.com/webtoon/wt_000063576), [Lezhin](https://www.lezhinus.com/en/comic/champion))

Dramatic Signal

Chapter 49

20,119

When Jinwoo Do's idol career fails, he pivots into acting. His first big break? A drama with top stars Sehyun Lim and Itae Choi. Jinwoo is admired by Itae, but is awkward around Sehyun due to their shared past and the secrets that lie there. Can these three keep the drama from spilling off-screen? **Original Webtoon:** R19: [Ridibooks](https://ridibooks.com/books/5364000001) R15: [Ridibooks](https://ridibooks.com/books/5364000009) **Official Translations:** [English](https://manta.net/en/series/dramatic-signal-full-ver?seriesId=3033)

Day After Day

Chapter 23

576

‘Onha,’ who has never once stepped outside the palace walls. She’s always been curious about sex, yet despite being an adult herself, she’s told she must marry a child who’s not even seven years old. It’s absurd. Before the marriage, Onha wishes to experience life — and love — for herself. One day, a mysterious book falls before her, and from within it emerge two mythical beings: Ain, a nine-tailed fox, and Cheongrin, a celestial serpent. “Break our seal, and we shall grant you whatever you desire.” Using the pretext of exploring the world with the two yokai, Onha begins spending time with them — and soon finds her heart inexplicably racing for both Ain and Cheongrin…

Shadow Under The Moon

Chapter 25

8,850

A world where evil spirits exist.?Since childhood, "Jungwon" has lived with the ability to see various evil spirits. Although he has tried to ignore them, he gets caught up in a mission for the and loses his life.He was sure he had died... so why is he still alive?Through a pact with the black serpent "Sahyeon," Jungwon has become immortal.?But is this contract a blessing, or a curse?

Joseon Sex Shop

Chapter 57

1,277,667

Hyowon, a yangban (nobleman) who enjoys colors so much that he plays every night.He is secretly introduced to the famous Eumgu (Music) Workshop (*adult store) that is secretly famous among aristocrats by his close friend Nam Soo-in.The owner of the workshop, Shin-woo, who came to visit him, is very blunt, unlike the splendid/colorful musical phrases and notes he makes.Hyowon wants to experience it with Shinwoo, so he proposes to test the efficacy of emgu (musical phrases/toys) on his own body. In a desire to experience it.Hyowon tries to sleep with other man than Shin-woo, but he can't feel the same pleasure he felt at Shinwoo's hands.In the end, with Hyowon's persistent suggestion, Shin-Woo tests the tone and pitch with Hyowon.Hyowon expects that he will be able to sleep with Shinwoo once the music test continues.+

Impure Obsession

Chapter 7

697

"Look only at me, where I can see you." * "How would you like to attend a dinner as my partner, Ms. Yun Ha-ru?" They were just an ordinary employee and customer—at least, until she dropped her notebook at his...

PEARL BOY: IGNITE THE DAWN

Chapter 47

41,878

Baek Seunghyun, who has spent his entire life as the right-hand man of Shin Jaeil (a yakuza boss). He had come to regard his Hyungnim as a father figure, and now that Hyungnim is getting married, Seunghyun, who runs away from the wedding, coincidentally runs into Yuta — someone he had a past relationship with in Japan 10 years ago. After all this time, trying to bury his frustration, Yuta quickly changes his expression and starts throwing out extremely unpleasant words. Who would have thought that would be the beginning of a series of annoying events? Yuta, who suddenly barges back into Seunghyun’s life… What will happen between the two of them after this unexpected reunion? **Main Story:** [Pearl Boy](https://mangadex.org/title/232719b5-44f1-47a3-bbf7-be7aeb443ec4/pearl-boy)

About What Overflows

Chapter 0

851

Hendrick cannot forget his nanny, Agnes, who disappeared when he was six years old, and develops a unique fetish. After reaching adulthood, he happens to reunite with his nanny by chance...

Kingdom of Innocence

Chapter 17

793

They say you’ll be cursed if you don’t keep your purity…?!I opened my eyes underwater, surrounded by splendid, historical-drama–style buildings.This has to mean I’ve been possessed and thrown into the world of a story!And since it’s the kind of genre I loved, I know all the rules by heart!But wait… I thought I’d fallen into a 19+ fantasy…and now you’re telling me I’ll be cursed if I ?do it??!In the middle of this absurd situation,I’m supposed to help the second male lead find love.Can I really succeed in this mission...? +

The Space Between Us

Chapter 5

906

It was uncertain how long I could keep hiding these feelings while continuing that ridiculous label of a relationship. The moment I reached out under the pretense of comfort, there was no guarantee my fragile patience wouldn’t waver. “A mistake?” Her face, cold as ice, twisted slightly, lips curling in a mocking sneer. “After biting, sucking, fucking all night—you’re calling it a mistake?” “Yeah, a mistake.” Her eyes, staring straight into me as if to deliver the final blow, were unbearably resolute. She could’ve just said she didn’t like me. Or rejected me plainly with, “I don’t feel the same way.” But the devastation of that one word—mistake—was beyond description. And the shame I’d never felt before was nearly unbearable. “I warned you, didn’t I? If you don’t like it, run away.” “……” “But you didn’t run, did you?” The undeniable proof that it wasn’t just drunkenness or a mistake made her seem slightly flustered. “You spread your legs and came for me saying you wanted it too, and now you call it a mistake?” “It wasn’t an easy conclusion. Don’t speak recklessly.” “Was it easy then, shoving my dick into a friend I’ve had for over ten years?” +

Dirty Talk Buddies

Chapter 24

764

Ji Seoyul writes a sex column for an online magazine, which is ironic considering she's a virgin. Desperate to finally get some experience, she's been having zero luck finding a suitable partner. One drunken night, she completely loses it and passionately kisses and licks a half-naked model, Kang Juheon, on the subway advertisement. The whole embarrassing spectacle is caught on video and goes viral, turning Juheon into an overnight sensation. Seoyul, mortified, assumes she'll never see him again. But fate has other plans. She runs into him at a photoshoot for her own magazine. "...You're the one from that video at Gwanghwamun Station, aren't you?" "How did he recognize?!"

Taming the Arrogant Grand Duke

Chapter 29

787

I was on the verge of being sold as the new wife of an aging count.To overcome the crisis and reclaim my family’s honor, I sought out the Grand Duke.“I need the Grand Duke.”I spent a night with him, thinking it would be nothing more than a fleeting encounter,but then the Grand Duke came looking for me.“Hello, pretty one. So this is where you were hiding,after stealing a man’s first night.”That night… turned out to be the Grand Duke’s first night.And what’s with that leash around his neck…? +

A Tyrant Husband

Chapter 29

744

Người Chồng Bạo Ngược / The Tyrant Husband / Tyrannical Husband / Tyrant Husband / 폭군 남편 “No matter how dark it gets, I can recognize you. Your scent, your breathing—even the way you walk.” Her excessively perfect tyrant of a husband is suspicious in every way. Even if she has lost her memories, should she be this wary of the man she once loved—this frightened by him? Eunsol cannot bring herself to trust anything about him. Original Webtoon: R19: Naver Series R15: Naver Series

According to Their Own Instincts

Chapter 10

298

Kang Yu-Jin, an executive director at Shin-A Food, has lived by the belief that proving herself through numbers and skills is everything.To seize control of "Shin-A Food", her ultimate goal, she proposes a contract marriage to Ki Seung-Hyun, the president of SOO ENM. Ki Seung-Hyun, who lives while concealing his beastly nature, readily accepts her proposal to use him and cooperates by acting as a loving partner.

Curse of the Saintess

Chapter 62

137

Seyden is the captain of the Paladin's Order, and it is one of his duties to protect Bellota, the Saintess of the Empire. However, his feelings for her go beyond what duty demands from him. When he discovers that Bellota has been cursed to need a man's seed in her every full moon, he volunteers to be the one to spend those nights with her. Although Bellota treats Seyden coldly, his determination to protect her and find a way to lift the curse remains unchanged. Will he be able to break this curse before it breaks Bellota's spirit?

Rute 1

Chapter 36

840

Taesan, a young team leader at Janghyun General Construction,arrives in Jochiwon to help prevent a flood at the Heungbok reservoir,where he unexpectedly reunites with his college first love, Suyeon.

The Beast of the Albard Mansion

Chapter 4

737

In the basement of a noble estate lives a chained beast, hidden and abused. Moved by pity, a kindhearted girl secretly brings him food and companionship, slowly earning his trust. When the master decides to dispose of the creature, she risks everything to set him free. Yet bound by love he can no longer deny, the beast chooses to stay by her side. Their escape turns into a secret cohabitation, where devotion deepens into dangerous obsession, blurring the line between protection, possession, and an all-consuming bond.

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