Cheerful, studious, excellent grades, clean, and cute… everything you could ever want. Everything was as it should be… until HE got in the way.

A baseball team manager will do anything to help and protect her teammate boyfriend, including taking sex education classes with her coach.

Ryouichi goes to his friend Yuu’s place to play video games, like they do sometimes. It turns out that Yuu’s aunt Yui has come to visit, and she joins them. But it soon becomes clear that it’s not a video game she wants to play with Ryouichi…

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.

After his sister is gang-raped by a bunch of wealthy and powerful men, the protagonist takes revenge by going after their daughters.

Kyle, the protagonist of this story, is one of the 7 heroes who defeated the evil overlord. After that battle he starts a conquest of the continent in order to unite the humans who live on it. Standing against Kyle is only his younger brother Syll, who is also one of the seven heroes. Kyle stole his throne, but failed to kill him. One day, another of the 7 heroes appears before Kyle. She is Nina, an elven princess. Kyle knows that Nina and Syll are lovers, and a dark desire begins to burn inside of him…

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.

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?