Best Adult Manga - Top 18+ Manga Series Free Online

Ore no Level Up ga Okashii! ~Dekiru Otoko no Isekai Tensei~

Chapter 46

0

Zarmen, an adventurer who can't level up decides to retire from the adventurer business. Furthermore, in order to graduate from virginity, he decided to splurge on all the assets that he had diligently saved up since his reincarnation at a high-class brothel. The woman who appeared in front of him was the finest woman he would ever have known. Thanks to her hospitality, Zarmen fully enjoys his first time, but at that moment, his ears hear a mysterious announcement... [Impregnation confirmed.] [Level up!] "Does this mean that the more 'seeding' I do, the stronger I get?" An extraordinary implantable foreign world adventure fantasy created by a bottom adventurer who has been at level 1 for many years levels up through sex!

Rebirth as The Villainous Duke

Chapter 18

873

Born Again to Be a Bad Duke! Since everyone considers him evil, he will break every rule of the world to find his way home!

Taming a Female Delinquent

Chapter 84

697

*"Shove it inside your hole while I watch. It's an order."* The ruthless revenge of a man who was bullied in high school began with the kidnapping of the delinquent girl who drove him to near death. (Source: DAYcomics)

Equipment With Too Good Effects

Chapter 14

189

Vice-Captain Arabel of the Holy Knights Order has been earning resentment from many townsfolks for abusing her power to commit all kinds of evil deeds. She was extorting a shop as usual, when she discovers a choker that boosts her overall performance. She hears that it has a side effect of slightly increasing ones sexual desire though, but Arabel wears it regardless without much thought… *"At this rate… I might cum right in front of everyone…!"* (Source: TOPTOON, translated)

Gu Bae's life reversal

Chapter 17

63,576

He enjoys a promiscuous dating life, but is a sincere and ordinary high school teacher. One day, a blonde mafia'Yuan' is standing at the screaming of his younger brother Eighth heard over the handset... . Gu Bae's future, who wanted a normal and quiet life...?+

Your Mom Is the Best

Chapter 11

524

No synopsis available

My Ideal Type is my Friend's Mom

Chapter 11

127

The male protagonist confesses his feelings to a woman he believes is his friend’s older sister. After falling for her, he discovers that she is actually his friend’s biological mother. Despite the complicated situation, he finds himself wanting to meet her again. [Original Webtoon](https://toptoon.com/comic/ep_list/My_Ideal_Type_is_My_Friends_Mom)

Living with My Teacher!

Chapter 8

126

No synopsis available

[BL Anthology] Warning: F*ck Alert

Chapter 7

606

**Original Webtoon:** [Mcomics](https://www.mcomics.co.kr/webtoonComic/14763), [Ridibooks](https://ridibooks.com/books/845057180), [MrBlue](https://www.mrblue.com/webtoon/wt_000080367), [Naver Series](https://series.naver.com/comic/detail.series?productNo=14524716), [BookCube](https://www.bookcube.com/toon/detail.asp?webtoon_num=260546), [KakaoPage](https://page.kakao.com/content/70057910)

Isekai Class Shoukan Sareta R1○ no Skill wo Kakutoku Shita node, ○ritai Houdai Sasetemoraimasu!

Chapter 27

699

魔王の侵略に抵抗するため異世界に召喚された主人公が授かったスキル【世界の変容（R18）】。それは対象を『攻略』することでスキルをコピーし、起点となるポイントまで何度でも時を遡ることもできるSSRの超有能スキル！「対象を『攻略』…？『R18』…? これってつまりギャルゲー！？しかもエロいやつ…！」

Dear My Dear

Chapter 50

871

Tragedy hits art genius Hyun-Sung Kwon in waves as his sponsors betray him and he falls into a slump. At risk of losing everything, he is forced to stop investigating his mother's scandal, only to realize his ex is the new beneficiary. Amidst the chaos, three men approach with ulterior motives... (Source: Manta)

If You Provoke Me Carelessly

Chapter 42

458

"I’ll gladly fall for it. For you.” Moon Doha, the sole heir of the Imoon Group. “Your name is Lee Seulbi, correct?” “Yes… that’s right. But who are you?” A casino dealer known as Chloe is tasked with seducing a man who is still searching for his lover who died eight years ago— all to retrieve a certain item. ‘If I fail, Mama Kwan’s treatment will be for nothing.’ Her face, her voice, even her scent— everything about her reminds him of Lee Seulbi. Yet every circumstance insists that she is not the woman he’s looking for. “Fine. Go ahead.” “Do what?” “What you were planning to do to me.” Trusting his instincts, Doha willingly throws himself into the biggest gamble of his life— betting everything he has.

Every Night with the Slave Princess

Chapter 26

607

“P-Please, spare me… I’ll do anything…” Princess Renazia Italros of the Italros Kingdom. To conceal the identity of Prince Regnos, she was forced to serve as a slave princess. But perhaps such innocence only invites death. While wandering the palace, one of the cruel conquerors blocked her way and pressed his lips against hers, whispering: “Your thighs must tightly wrap around mine.” Too young to even understand what he meant, she could only sense how ominous his demand was, and she trembled at the thought of the fate awaiting her. That day was when Emperor Godfrey of Taringia conquered the Italros Kingdom. [Original Webtoon](https://series.naver.com/comic/detail.series?productNo=13155743)

A Crush Curse

Chapter 41

0

Jugyeong is a powerhouse Chief Producer who has never felt a single spark of true love. But her life shatters when a rogue celestial's forbidden arrow strikes her by mistake. Consumed by a supernatural fever, she stumbles into the arms of Hyeonu. One look at him is all it takes for the curse to ignite, forcing a desperate confession to a total stranger. Now, Jugyeong must navigate a cutthroat industry and a vengeful executive director.In a world where a cold heart leads to a cold grave, can she turn a forced obsession into a love worth living for?

I Wanted To Be Hurt By Love

Chapter 80

2,970,473

Kanae is a girl who is struggling to fit in with the popular clique at her high school. Because she had been bullied in middle school, she has developed an acute inferiority complex that had led her to engage in questionable after-school activities in order to feel wanted. In comes Hiroshi, a high-school baseball star who became drawn to her after finding her crying during a group date at a karaoke bar. Thus begins an unhealthy relationship between a mentally unstable high-school girl and a jock.

Meet You When the Night Ends

Chapter 30

103

Princess Laetitia of the Kingdom of Ranstein loses a bet with her club members and receives a penalty: she must dance with a man who is not handsome at the victory celebration banquet. Just then, she discovers a man standing alone with messy hair in a corner of the banquet hall. Listening to the chatter around her, she hears his name is 'Les Kisir', that he wasn't honorable on the battlefield, and that his family and birth are also lowly. Thinking he would be perfect for the penalty, Laetitia asked him to dance, but was unexpectedly rejected. However, it was only after seeing him limp away shortly after that she realized the reason...Embarrassed, Laetitia hastily followed him out, found Les, and offered her apologies. At the same time, she seduced him and spent a night together, but after that, there was no contact from him. Ultimately, she starts pursuing him actively, but Les doesn't seem to yield easily...Original Webtoon +

Limit of Obsession

Chapter 16

316

"Yeseo, you can't beat me. Because you aren't as crazy as I am." To pay back the 10 billion won her father stole and disappeared with, Yeseo becomes collateral for a terrifying man, Do Kang-hyun. "Well then, Ms. Jin Yeseo. May I have you now?" "You’re going to do whatever you want anyway, so does my answer even matter?" Knowing that this cruel man, who only knows how to possess, could never return her love, she barely manages to hold onto her heart and denies her growing feelings. "I won't give you even as much attention as I would to a passing bug, Director." However, faced with Kang-hyun’s barbaric and wild obsession, Yeseo eventually admits it. "My heart hurts... so please, Director... please..." "Yeseo, you can't beat me. Because you aren't as crazy as I am." Even if that choice means falling together into the abyss led by Do Kang-hyun.

The Managing Director is Short of One Night

Chapter 40

633

**Original Novel:** [Chapters](https://series.naver.com/novel/detail.series?productNo=10998051), [Volumes](https://series.naver.com/novel/detail.series?productNo=12804209) **Original Webtoon:** [Naver Webtoon](https://comic.naver.com/webtoon/list?titleId=846875), [Naver Series](https://series.naver.com/comic/detail.series?productNo=13640209)

The Duchess’s Dignity

Chapter 13

515

not found...

The Insolent Boss

Chapter 24

650

Cha Seung-jo is the young leader who propelled Muyoung Hotel to the number one spot in the industry. He is a man for whom the path he walks becomes the road, and his will becomes the law. He has never been a subordinate since the day he was born, but there was once a single person who brought him absolute humiliation... "Your hands are slow. Shoveling. Can't you do it properly?" During his active military service, his platoon leader made him shovel like crazy: Seo Eun-jae. 'Platoon Leader, if you ever see me in the real world, your jaw will drop. You'll think, "How did I dare order someone like that around?"' She was so stubborn and upright that his petty cheekiness never worked on her at all. Who would have thought that very platoon leader would suddenly appear right before his eyes—and as his secretary, no less! "I will do my best with my assigned duties. This time, as your secretary." From that day on, things he never expected in his life began to happen. "Want to sleep with me?" "Ah, you don't even want a meal? Do you hate everything that starts with the letter 'S'?" And the most shocking, bolt-from-the-blue event of all... "Then let's just kiss." ...He ended up doing some crazy "shoveling" after all. **Original Webtoon:** R19: [Naver Series](https://series.naver.com/comic/detail.series?productNo=14051100) R15: [Naver Series](https://series.naver.com/comic/detail.series?productNo=14051099)

Erosion Point

Chapter 4

115

I infiltrated the new organization, but ended up passing out."I'm looking forward to it. How long our cute little maknae can hold out.

The Prescription Is Doctor!

Chapter 29

192

[Original Webtoon](https://www.bomtoon.com/detail/prescription_doctor) Baekgil, a specialist in phenotypic medicine at Yeonggwang Hospital, is a celebrity doctor widely known through TV appearances and lectures. He has it all—skill, looks, and he’s even considered a top marriage prospect as an alpha. But there’s one flaw in this seemingly perfect man… He can’t sense other people’s pheromones, and as a result can’t get aroused on his own—he’s a patient with pheromone insensitivity! To solve his problem, Baekgil begins serious research into pheromone control. In search of research samples, he meets Kim Rohee, an omega patient with pheromone-related issues. While they’re in the middle of a simple sample collection, Rohee’s pheromones suddenly intensify—sending Baekgil into arousal as well…! A chaotic, bumpy omega-verse romance ♥ between the perfect-but-somehow-dorky alpha doctor So Baekgil and omega nurse Kim Rohee, who has a complex about her pheromones.

LOST

Chapter 49

17,451

Updating

Tensei Saki de wa Mob Akuma to Sex Shinai to Ikinokoremasen!

Chapter 39

226

not found...

Adult Manga Online | MangaNato

POPULAR MANGA

Filter

Genres

Type

Status