This is an omegaverse where manbeasts and humans co-exist. Manbeasts can only be born from an omega (Ω) human. Kai is a young Ω abandoned by his parents. He was picked up by Luard (α), the head of the Siegfried family, the most powerful manbeast clan in the country, to bear their children. Up until then, he was treated as a nuisance by those around him, so he was drawn to Luard who treated him as a human being. Before he knew it, now he dreams of becoming a pair with Luard… However, he learns that the Siegried family doesn't form pairs and goes through multiple omegas to leave more descendants…And the destiny of an omega in heat is to go with multiple manbeast partners as well…

What could possibly happen between two men working at a call center, answering phones all day? Kosugi is a part-time worker and his boss, Ogata, is anything but nice. He is always unapproachable, mean and strict – scolding Kosugi all the time even though he's always trying his hardest. Meanwhile, his coworker, Kaminuma, has his eye on Kosugi, and somehow that seems to bother Ogata.

1-2: Aimai na Kankei (Ambiguous Relationship) Satoru, a single businessman, had lived alone since high school. One rainy night, Satoru picks up a high school aged male and offers him shelter. Little does Satoru know that this high school boy might be his dream filled escapade. After all… 3: Itsuwari no Daishou (False Compensation) When teenager Mahito sees his father and his father's secretary Kazaoka having sex, Kazaoka is sure that Mahito hates him. But then Mahito's father dies and he takes over the company and Kazaoka! 4: Man On Oono will do anything to get Nagumo by his side. 5: Kodomo Ijou Otona Miman (More Than A Kid, Less Than An Adult) 15-year-old Kotarou still goes to his childhood pediatrician when he's sick. Does he have another motive? 6: Sweet Restraint Atsushi's father's company is in trouble and Fukami will help, but at a cost! 7-8: Miracles Don't Happen When Oosuga's internship is up, salaryman Andou, whom Oosuga's been lusting after, invites him to his place for the night. Oosuga is in heaven, but then Andou gives him money?!

Haruto Shime has an ordinary job and lives an ordinary life. Along the way, he meets a boy that makes him slightly uneasy. He who doesn't know the meaning of excitement is about to start his exciting days…

Rintarou and Natsu are childhood friends who have always been together since they were small. Even after becoming high school students, Natsu is still a crybaby and Rintarou is still affected by his crying face. However, one day Natsu consults Rintarou about a female stalker and asks him. "I want you to pretend to be my lover. Rintarou agrees in order to protect Natsu but he’s perplexed by Natsuk’s “lover's appeal” everyday... Moreover, they even do lewd things to set the mood. The excitement is too much and when faced with the male side of the Natsu he doesn't know. Rintarou ends up not knowing what to do..

An assassin is retiring after he finishes dodging bullets from his current assignment, all while fantasizing about his future leisurely life, when a strange woman throws a little boy down to him and begs him to, "Save this child!" 14 years later, instead of managing a fancy art gallery he's doing manual labor and raising an increasingly distant teenage boy but he's happy to provide a happy home for his new son until he realizes why Ryuunosuke has been acting so strangely…. Note: Chapter 13 isn't missing, the gap in numbering comes from some inconsistency in how the chapters were numbered before. [Source](https://rooftoplovebl.tumblr.com/post/185131678869)

Because of his gloomy appearance Shinoyama Mei is treated as a loser by his classmates. In order to take revenge on the head of the bullies, Enoda, he asks his occult-loving sister to make a poison(?). However, the poison turns out to be a love potion instead!!

Shuu Kaidou is sent away to an all boys boarding school with a very strange rule: half the students must take turns to dress as girls!

Tengoku, a school nurse, and Aoki, a high school teacher. They have been lovers for a few months, and have been experiencing infatuation, jealousy, and little by little, they've begun to embody what it means to be in a "relationship". One day, Aoki receives a phone call from a friend. He tells his friend that he has no intention of marrying his current lover. Tengoku, who was standing beside him, overhears him. The next day is his day off, but he is about to leave early. Aoki feels uncomfortable and decides to walk to the station to see them off. They kiss each other on an out-of-the-way street, but Aoki is seen by a passerby and unintentionally mutters, "This is the worst". Aoki's expression changes and he leaves the scene alone. Their relationship seemed to be going well, but...

"I will hold you until my smell permeates you." Akari, an Omega whose heat period wouldn't come – even after becoming an adult – is despised by his family and called "useless." However, one day, an Alpha appeared who wanted to be paired to someone like him. This man, Shinji, who forced Akari into a heat-like state with medicine, wants to fill up his desires inside many times. "No… something's… coming…!" Akari's body, which should have been immature, is awakened indecently by Shinji.

Out of nowhere, zombies begin to appear in the city. Mishiba, a simple store clerk, ends up running away. When he was about to die, an attractive young man who is part of the JSDF (Japan Self-Defense Force), Chigasaki, saved his life. But in exchange for continuing to protect him, he asks him to lend him his thighs so he can masturbate…?! A BL story full of eroticism and zombies!

The sexual awakening of the late-bloomer demon at work! Usui Yukio, or "Yukioni", as called by his co-workers, is known and acknowledged for his strict work ethics within the company. Ever since having a one-night stand with his colleague Hikasa Youichi, he's become a lecherous man who gets off at having bareback sex during work…?! No longer able to focus at work and wants to be spoiled over and over…

A distorted triangle, a new history begins… Keisuke has regained good health after receiving a heart transplant, but he is impatient with the incomprehensible desires of his own heart. He has a strong desire to acquire "a certain person". And the moment he saw Nanase, who had transferred to his school, he somehow knew it was him...!? Driven by the twins' forbidden love and their bond, Keisuke's tumultuous triangle love leads to a mysterious encounter.

Yukihara Katsuya (Yukki) has been an idol for seven years, working out of a big talent agency. Due to a recent decline in popularity, Yukki sponsors a raffle in order to boost his CD sales. The winner would get to spend a single night with him. When Yukki arrives at the home of the winner, "Ichigo-chan," he expects some idol otaku girl or a middle-aged secretary, but what he sees is a brawny guy well into adult years: Udai Ichigo. For a moment, he's relieved when he thinks he won't have to go through with it, then it becomes clear he'll have to spend the whole night with a man he's just met…!

Trying to relax, Mitsuomi goes to a man-boob pub, where he meets Megu-kun – who has big pecs, a big ass, and an erotic body – and falls in love at first sight. If you rub his sunken-in nipples, Megu-kun gets hard!? He’s not good at the real thing, but if it’s comfort sex…it’s okay? A fluffy and sexy story!!

Excerpt: I was worrying sick because of you, so how are you going to repay me? Ah, en? Repay you? ……… What's wrong, didn't you say you’d let me do anything I want? Now you want to go back on your words? Don't always show that kind of expression, it looks like I am the one that's bullying you.

Mahiru came to the woods when a beast appeared before him. To his shock, it became a human figure whose name is Kataragi. Thus, the start of a sudden love story of wonder and fascination.

A solitary violinist and an investor with hearing difficulties. A heart-stopping love story between two people living in opposite worlds.

A fearless Yakuza named Sudou decides to leave his life of crime when he finds out his clan is disbanding. However, his strong sense of justice and huge tattoos intefere with this goal, and he struggles to keep any job he finds. That is, until an ex-underling gives him the idea to start writing manga. After becoming a big hit on social media, a company scouts him, and he… somehow ends up working in the BL department?! Because this ex-Yakuza doesn't know the first thing about BL, a cool-headed, sadistic editor starts to coach him — thus beginning a tough, hands-on training regime…☆☆ **ESPAÑOL** ||Sudou, un Yakuza temerario, decide dejar su vida criminal cuando se da cuenta que su clan se va a disolver. Sin embargo, su fuerte sentido de justicia y grandes tatuajes interfieren en su meta, y batalla para conservar los trabajos que encuentra. Despues de convertirse popular en las redes sociales, una empresa lo recluta, y … ¡¿De alguna manera termina trabajando en el departamento de BL?! Debido a que este ex-Yakuza no comprende los principios del BL, un frio y sadico editor empieza a entrenarlo — y asi dan paso a las duras clases prácticas… ☆☆||

"I think I fell in love with you, Onii-san…" Tanaka is your average salaryman, who's never had a girlfriend. One night, as he's walking through a park on his way home, he's about to get assaulted when a young punk named Kira comes to his rescue. Tanaka wants to thank the young man for saving him, but Kira only wants compensation… from his body! Shocked to have been robbed of his first time, Tanaka wants to forget it all, but Kira seems to have taken a liking to him and he waits for him every night on his path home, like a dog waiting for its master… Will the lamb let it itself be moved by the wolf?

1.) OGAWA Chise - Caste Heaven Bangaihen Special story from Caste Heaven, features two of the side characters. 2.) SHIMURA Takako -「卒業」 3.) Hideyoshico - Requirements for Being Trash This installment features some backstory for Koizumi (Gesu BL) and some "trash" guy. 4.) YAMAMOTO Ataru -「律くん、ボクはね」 5.) TSUYUKI Yuruco -「ENDLESS WELCOME BACK」 6.) kanipan -「答え合わせ」 7.) Purugaria - 「西園寺先生」 8.) Niyama -「愛はかえるか」

Tsubaki was adopted as a young child and has never left his foster home since. On the surface, he is treated well by his foster family, yet his foster father only uses him for sex and his foster mother ignores him. His only contact with the outside world is the kind teacher next door, Koga-san, who gave him his name, and Koga-san's younger brother, Hayato, who has slept with Tsubaki since the first time they met. Between the two, who will save Tsubaki from his cage? Who does Tsubaki want to save him? Also includes the oneshots Let this love end about a Senpai who always falls for straight guys and his long-suffering kohai. Under cover of darkness about a boy's secret crush on his classmate. The Spring when camellias bloom and A midsummer night's dream which are 2 very short follow-ups to the main story.

Meng Yunjian is an anti-fan of the competitive gaming legend Ge An—the type that wouldn't feel comfortable without saying a few slanderous sentences a day. However, as he defames him, he realizes that Ge An actually proposed to live with him! "What's so fun about smearing me online? Wouldn’t it be more convenient for you to slander me if we lived together?" Ge An pushed the door and entered.

Meet Ayumi, the celebrity university student who has always lived a carefree life. One day, he catches sight of Chiaki, his senpai on the swim team, and is captivated by his beauty. But soon after, he learns rumors of Chiaki’s promiscuity, and that Chiaki is actually crushing on a high school boy. Can Ayumi accept a guy like that who will sleep with anyone? But when he sees Chiaki crying over another guy, Ayumi’s attachment is aroused…?!