Based on the erotic game by Erectlip. A transfer student gets accused of being a pervert by the most popular girl in high school – who also happens to be a witch with massive tits. Will he try to prove his innocence? Or will he give in and embrace it?

A cross over between the two hentai RIN×SEN and RAN→SEM. The story starts with Urara still being abused in the Kurodou institute. One day she is told by the headmaster that her fiancee, the one that set her with a great debt and only her body to pay for it, has been seen in the Believe lab. Luckyly, two lecturers at the lab, the Ichinose sisters Riko and Anna introduce Urara to the lab master, Majima. Then in a luxurious and grossly decorated room, Majima can’t stop licking his lips ogling the sexy Urara. He tells her she being chosen by god, and that she must enter the seminar to obtain answers. But, the seminar is a seminar in name only, nothing but free sex every day involving the poor Urara. One day Urara discovers the surprising reality from Riko’s mouth. The real name of her fiancee is Kaji, a lecturer in the Believe Lab. Furthermore, her senpai Asuka is also a participant in the lab. With a lascivious smile, Riko makes Urara jealous telling about Kaji having sex with Asuka. Urara walks into a playing room and sees Kaji and Asuka having sex. Urara screams in surprise and despair, in front of them she stutters back into a wall. With a misterious smile she finally breaks and murmurs ” Be… lie… ve…”.

This story about a married woman, as is usual in such stories sexually unsatisfied in married life, and decided to make up for lost time with her brother, who came to stay with her husband and children. What started as a harmless joke on a drunken bench, will grow into a constant frenzied sex always and everywhere, at any convenient opportunity.

Daisuke Ichijou goes on vacation to his grandmother’s beach resort. As he arrives, he admires the beautiful beach and even more beautiful ladies on it. Soon, he decides to start having fun “his own way.” He encounters many girls who will make this vacation unforgettable, including his old friends, the playful Nao Ihara and the wealthy Mitsugu Tsukushino, who proceed to compete over him. Daisuke also meets his cousin Maya Koromogae and her clumsy friend, Momona Amamiya. There are Kanae Shinjou and Mika as well, who also happen to “get involved” with Daisuke throughout his vacation. These six girls will be responsible for making Daisuke’s vacation intense, fun, and unforgettable. As they put Daisuke in many complicated situations, he finds that they often lead to passionate erotic activities.

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.

Suzuna is a young miko (Shintō priestess) who lives in a mansion in rural Japan, and who is in training for a forthcoming great rite. A marriage has been arranged for her, and her fiancé is brought to her home, much to her dismay. But the mansion may be haunted, and a strange curse seems to take possession of its inhabitants…

A couple in love, thinking about marriage, have a tough decision ahead of them. They might have to move in with Tomoya’s father. However that isn’t even the start of the problem, upon showing up at his father’s house, Kanako realizes that not only does she know his father… but she has slept with him… multiple times.

You wouldn’t think that a hospital would be the setting for a series of erotic adventures, but when a new crop of nurses’ aides reports for duty, they’re confronted by an erotic lesson plan that pushes them to the brink of ecstasy… and sanity.