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

Fight Club

Chapter 59

45,532

Minchan has lived his whole life as part of the elite top 1%—an Alpha who always wins. Bored with his perfect life, he accepts a friend's invitation to join Fight Club, a brutal underground arena where only fighting skills matter. What starts as a casual thrill quickly escalates when Minchan begins competing himself—and winning easily, just like always. But just as victory starts to feel hollow, he faces an opponent he can't beat: Taewook, a smaller, seemingly fragile Omega. Crushed by his first-ever defeat, Minchan is furious—and obsessed. He approaches Taewook, only to be met with complete indifference, a blow to his pride he can't ignore. Then one night, fate strikes: Taewook enters his heat cycle, and Minchan doesn’t miss his chance. Pride, instinct, and raw attraction collide— In this fight, winning might mean losing everything Minchan thought he knew. --- **Original Webtoon:** **R19:** [Ridibooks](https://ridibooks.com/books/505081090), [Bomtoon](https://www.bomtoon.com/detail/vkdlxmzmffjq_19), [Lezhin](https://www.lezhin.com/ko/comic/fight_club), [Naver Series](https://series.naver.com/comic/detail.series?productNo=11124014), [MrBlue](https://www.mrblue.com/webtoon/wt_000063069), [BookCube](https://www.bookcube.com/toon/detail.asp?webtoon_num=240493), [MComics](https://www.mcomics.co.kr/webtoonComic/12256), [ManhwaSub](http://sub.manhwa.co.kr/pre_sm/detail/read.php?no=3399221), [Toon365](https://www.toon365.com/domestic/domestic_detail.asp?toon_idx=44983), [Aladin](https://www.aladin.co.kr/shop/wproduct.aspx?ItemId=340020083), [KyoboBook](https://ebook-product.kyobobook.co.kr/dig/epd/ebook/E000007625321), [Yes24](https://www.yes24.com/Product/Goods/126679141) **R15:** [Ridibooks](https://ridibooks.com/books/505081100), [Bomtoon](https://www.bomtoon.com/detail/M_Bride), [Lezhin](https://www.lezhin.com/ko/comic/fight_club_15), [Naver Series](https://series.naver.com/comic/detail.series?productNo=11124015), [MrBlue](https://www.mrblue.com/webtoon/wt_000063072), [BookCube](https://www.bookcube.com/toon/detail.asp?webtoon_num=240494), [KakaoPage](https://page.kakao.com/content/64197814) **Official Translations:** [English](https://www.lezhinus.com/en/comic/fightclub)

AGENT CONNECTION 0 TIMES

Chapter 12

670

Yoo Jeongwon, a call center agent worn out from dealing with rude customers, finds unexpected comfort in the kind voice of one particular caller. Feeling a little lighter, Jeongwon finishes his shift and stops by a restaurant after work—only to recognize the same gentle voice coming from one of the staff members, Lee Gyuhyuk. Realizing that Gyuhyuk is the man who comforted him earlier, Jeongwon hesitates, unable to approach him and eventually decides to leave. But just as he’s about to walk away, Gyuhyuk calls out to him. “My shift ends soon, and… well…” “If we just part ways like this, I think I’ll regret it later.” Drawn in by Gyuhyuk’s warmth and sincerity—so much like his voice—Jeongwon finds it impossible to turn him down.

Between Two Men’s Secretary

Chapter 39

786

**Original Webtoon:** [Naver Webtoon](https://comic.naver.com/webtoon/list?titleId=845221), [Naver Series](https://series.naver.com/comic/detail.series?productNo=13439322)

It’s Not Even Night

Chapter 30

156

Andra Abelin and Dustin Airak loathed each other so much that mere contempt wasn’t enough anymore. “The ever-so-busy young lord must be wearing his eyes just for decoration.” “And doesn’t the ever-so-virtuous Lady Abelin babble instead of actually speaking?” No one could have predicted that those two would be thrown side by side into an undiscovered dungeon… or that they’d fall under a lust-inducing magic spell. They can’t even go all the way unless it’s with each other? Crossing the irreversable river of desire happened in the blink of an eye. “This is your fault…” That I’m becoming like this. --- ## Extra Tags ### #DirtyTalk #ObsessiveLove #HighHeat #SexuallySkilledML

Between Two Men's Secretary

Chapter 39

871

Original Webtoon: Naver Webtoon, Naver Series

Honey Trouble

Chapter 52

1,047,142

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The Maid With A Dictator On A Leash

Chapter 68

539,342

Read manhwa The Maid With A Dictator On A Leash / After the royal dictator decided to accept a bet of not forgetting the name of a certain maid for one month, said maid "Liana Theodore" was overwhelmed due to the sudden attention she was receiving from the dictator whom also she had a crush on. She knew that having that kind of feelings as a maid towards a member of the royal family was something inconceivable, so she was determined to forget about it. However, after a magical event gave this maid the chance to make her forbidden desire true. How is she going to deal with her new storyline? And what about her previous crush being devoted to her now? What kind of situations will this cause and how they relationship is going to develop?

Fairy Pairing

Chapter 25

86,075

Park Gyuchan lives life day by day. Gyuchan visits clubs every day to look for his ideal type. He finally met a beautiful woman with long blonde hair and big breasts, he spent the night with her in a state of drunk. When morning comes, Gyuchan woke up in bed holding his head which was dizzy from alcohol. Then he got shocked while found a naked man with wings on the same bed with him. The man introduces himself as a fairy named 'Mon' and asks Gyuchan to save the fairy world... "However... the way to save the fairy world is to stick his dick in my hole?" [Original Webtoon](https://www.lezhin.com/ko/comic/fairy_pairing) **Official Translations:** [Thai](https://www.boomtoon.com/detail/fairy_pairing)

Cat Therapy

Chapter 32

262

Tiger shifter Yongwoo is an actor within the shifter world. At a filming set, he happens to rescue a black cat who'd been abused for being bad luck, and ends up bringing it home to raise it. He names the kitty 'Dodong', and steadily grows attached to the cat, only to have it disappear without a trace when he wakes up from a nap one day. And with his wallet and valuables whisked off, no less! The media erupts with reports that accuse Yongwoo of abandoning his rescue pet. In order to quell the public outrage, Yongwoo offers to live along with Haedong, the very same cat shifter who'd pretended to be a cat and tricked him all along. **Original Novel:** [RIDI](https://ridibooks.com/books/2259016206), [MrBlue](https://www.mrblue.com/novel/E000129149), [Bookcube](https://www.bookcube.com/detail.asp?series_num=924023014) **Original Webtoon:** R19: [RIDI](https://ridibooks.com/books/3093003333) R15: [RIDI](https://ridibooks.com/books/3093003332)

Five Nights

Chapter 20

339

On a beautiful, seductive world, people driven by very different desires cross paths and share nights steeped in fascination and temptation. Each encounter reveals a new facet of longing, intimacy, and obsession. Told as an interconnected omnibus, the story unfolds episode by episode, weaving separate tales into a single, alluring tapestry.

INVISIBLE PARTNER

Chapter 34

4,514

Gay and into BDSM, Jihwan’s lonely life, where nothing about him is ordinary, takes a turn when his perfect ideal type, Jaerim, appears. He lied about his age and status just to catch his interest— just to learn that Jaerim is a straight guy trying to learn about a kink so he can satisfy his masochistic girlfriend. "I can only learn so much on my own. Jihwan, I need your help." There’s a limit to how much bullshit one person can take. Jihwan immediately shuts down Jaerim’s absurd request. But no matter how hard he tries to ignore him, Jaerim just won’t leave him alone… [Original Webtoon](https://www.bomtoon.com/detail/Invisiblepartner) **Official Translations:** [French](https://www.lezhinfr.com/detail/bt_1111197), [T.Chinese](https://www.bomtoon.tw/detail/Invisiblepartner), [German](https://www.lezhinde.com/detail/dbd_00470) *Note: All official translations are uncensored.*

Blood Poker

Chapter 33

934

Ha Jae-il, the strongest esper, was reawakened from C-class to A-class. He suffers from severe insomnia due to the lack of guides with high match rates. To make matters worse, he refuses guiding via physical contact due to his past trauma. One day, Ji Seung-hyun, an A-class guide with a 98% match rate, shows up. But he's from the anarchic District 13 and he has no idea how to do even the most basic of guiding tasks. Eventually, the Haon Centre orders him to go to extreme lengths to attempt guiding... which is to have them sleep in the same bed twice a week. That night, Jae-il wakes up to an unfamiliar touch... He wakes up to find Seung-hyun on top of him. "Come here... you have such beautiful eyes..." Seung-hyun's alter ego begins to perform guiding on Jae-il... **Original Novel:** [RIDI](https://ridibooks.com/books/2336005951), [Bomtoon](https://www.bomtoon.com/detail/BloodPoker), [MrBlue](https://www.mrblue.com/novel/E000097453), [Bookcube](https://www.bookcube.com/detail.asp?series_num=921020057) **Original Webtoon:** [Lezhin](https://www.lezhin.com/ko/comic/blood_poker), [Bomtoon](https://www.bomtoon.com/detail/blood_poker)

The Thread Never Burned

Chapter 37

316

Jo Jiwon is just your average college kid—well, except for the part where he scams people by pretending to be a shaman. Thanks to his silver tongue and some lucky guesses, he gains a reputation as a spiritual powerhouse. Unfortunately, word gets around… all the way to Jeong Tae-oh, a superstitious mob boss who actually believes in that stuff. When Tae-oh shows up demanding help, Jiwon pretends to take the job—then immediately tries to run. Too bad he gets caught. He wakes up in a sketchy motel, staring death in the face. Thinking fast, Jiwon blurts out: "Y-you need me as a talisman! To stay alive, we have to… sleep together!" He’s sure a tough guy like Tae-oh would bolt at the thought. Instead, Tae-oh just shrugs. "You should’ve said so earlier. Is once enough or do we need more?"

Groupie Sweetie

Chapter 36

16,624

Munhak, the bassist of Earth Square, has always stayed away from fans, especially with his leader’s strict “no groupies” rule. But when a flirty fan named Jaehui catches his eye, Munhak can't say no. What starts as a fleeting encounter soon spirals into a risky, passionate affair that could ruin everything. *(Source: Manta)* [Original Webtoon](https://ridibooks.com/books/5597000001) **Official Translations:** [English](https://manta.net/en/series/groupie-sweetie-full-ver?seriesId=3023)

Necessity of Relationship

Chapter 19

640

Do-yoon, who dreams of living together with his childhood friend Lee Hwan, whom he has a crush on.But his mistake caused Lee Hwan's body to The soul of idol lon has taken hold!They say that a switched soul can only return after filling up its yang energy.

RASCAL

Chapter 30

215

"Please, torment me!"Hong Jeong-eon, the eldest son of the Hong family, harbors a secret he can never voice: he possesses a peculiar sexual nature, one that thrills at being tormented by others.When he hears the news of his only confidant, his friend Jinheon, getting married, Jeong-eon summons his servant, Solgae, to his room to soothe his bitter heart."Pinch me."Thus begins their dangerous game. As the night deepens, the secret between the two men grows ever more intense.+

Fox Eyes That Appeared Briefly

Chapter 54

617

Gaeji unexpectedly marries Yeonsu, the Son of a prince who was arrested on charges of treason, on behalf of the lady he served. However, once the rebellion was successful Yeonsu becomes the crown prince! Will Gaeji be able to safely play the role of the fake crown princess?

White Refuge

Chapter 19

867

“I remember when we came out of that house.Do you know what I was thinking back then?Maybe we were thinking the same thing.”Mina and Yein are living together happily.Why are we crying when we’re this happy?A darkness like a shadow surrounds the two of them.A yuri thriller collaboration by Michi and Hagi. +

In My Second Life, I Won't Forgive You Even If You Beg on Your Knees

Chapter 33

827

Yuki believed she was living a happy life with her husband, Kazuma, and their daughter, Aya. However, everything began to fall apart once it was decided that they would live with her in-laws. From then on, Yuki was treated like a servant, forced to handle all the housework and caregiving every single day. Her bond with Aya was torn apart, her husband cheated on her, and eventually discarded her like trash. Years later, when mother and daughter finally reunite, Yuki is on the brink of death. “Mom, don’t leave me! If only we could start over just once more—!” At the very moment Yuki dies, the two of them leap back in time together. To take revenge on the in-laws, on her husband, and on Karin—the mistress— and to reclaim the stolen time between mother and daughter, their battle begins…

Childhood Friend Complex (Eunhi)

Chapter 81

216,855

“Childhood Friend Complex (Eunhi)” is a series that are searched numerously. This manhwa has caught many attentions and is published online for free on Manga Zin The Content Childhood Friend Complex (Eunhi): Haneul and Mincheol are childhood friends who have been together for 20 years. I discovered my childhood friend’s secret circumstances that I didn’t want to know?! These two people have never considered themselves opposite sexes, but in situations where misunderstanding leads to misunderstanding and wishful thinking leads to wishful thinking, they gradually begin to become aware of each other. A romantic comedy like a game of tag between a man and a woman who have difficulties because they know each other so well! Associated Names: Friends Complex, Sokkupchingu Complex, 소꿉친구 컴플렉스 Read NEW MANGA updated: My System Is Very Serious The Fairy Legacy The Marquis and the Iron Wall Lady Manga Zin is a website that aggregates the latest and hottest manga, updated quickly to serve readers with high-quality images and deliver them an excellent experience.

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