Teacher Nano Saikawa hasn’t given much thought to marriage, but her father’s friend wants her to have a marriage interview with his son, Souichirou Takamiya. After the interview, they spend the day together. As they gradually become more comfortable with one another, Souichirou asks for her hand in marriage. Things quickly heat up between them, and the two wind up in bed together. However, when she removes his glasses, she discovers he is not Souichirou; he is actually one of her problem students, Souji Kuga! Souji’s explanation is watertight: when he realized his brother was to be Nano’s intended, Souji posed as him in order to be with her. And what’s more, he is even confident that his family will approve of their marriage. However, an illicit relationship with a student is the last thing Nano wants. But will she be able to resist his charms, especially when her body begins to ache for his?

Marina and Airi’s mother has left her husband, only to marry a younger man, Kouzou Akizuki. While Marina has accepted their new stepfather, Airi hates him for breaking their family. Furthermore, she soon finds out he is a sexual deviant, sniffing his underaged stepdaughters’ underwear and secretly desiring to take their virginity. Their mother is often absent from home, allowing Kouzou to pursue his carnal pleasures to his heart’s content. Unable to resist the beauty of adolescent girls’ bodies, Akizuki prepares a powerful aphrodisiac and uses it on Airi. Intoxicated with the drug, she can no longer control herself and gives in to her stepfather’s perverted demands. She soon discovers the merits of this new relationship and plunges headlong into a whirlpool of sexual degeneracy. Satisfied with the drug’s irresistible effect, Kouzou proceeds to utilize it further, coercing various girls to quench his thirst in the most embarrassing ways.

Kensuke and Ayumu have known each other since childhood. It wasn’t until recently that they realized that they had feelings for each other that were much more than friends. While working in a PC Software company as a salesman, Kensuke is told to work at another branch due to a shortage of manpower. The big catch here is that he won’t be able to live at his apartment anymore so that he can easily commute to his new job. That being said, he won’t be able to see Ayumu for a very long time, but she’s been sweet enough to watch over his apartment while he’s gone. Well, you know what they say about long distance relationships; after a good amount of time has passed, Kensuke is in a mixture of loneliness and paranoia. He’s missing Ayumu, but also doubting why a woman like her would stick around for a guy like him. To add more confusion to the fire he’s come across four women around his new work that give him more temptation that he can bare. Will our hero hold out for love, or will he give into the pressures?

He’s just a random loser otaku… why did his thing have to feel so… GOOD!? Kageura, an otaku with glasses, is tricked into joining a group of gyaru at a physical education warehouse. One of them, Yui, decides to play a game with him, but she loses. She then decides to deprive him of his virginity in front of everyone. Thus, since this incident Yui constantly feels a strong excitement deep inside her.

Shuuji finds out his classmate takes on a job as a crossdresser and gets interested in joining him.

Mizuho can’t believe his ears when Grandpa’s will is read out. Grandpa’s final wish is for Mizuho to attend the same academy as Mizuho’s mother. The catch is it’s an all-girls school. With the help of friend Mariya however, he gets a makeover good enough to fool everyone at the academy.

Kazushi Sudou is a university student who is visited by his two childhood friends, the sisters Ayane and Kotone Shirakawa. When Ayane discovers that Kazushi not only forgot to buy her pudding but is also using her special lotion in the bath, she decides to take revenge and join Kazushi in his bath along with Kotone. Will the perverted Kazushi be able to remain indifferent to them both?