Kaho and Kasumi are sisters indebted to the yakuza. A student learns of their predicament and decides to pay off their debt for a certain price; they must become his sex slaves until he sees that their debt is clear.

After confronting Hina Takigawa about her exhibitionist fetish, Yonezu starts to think of more ways to fulfill his girlfriend’s sexual needs. It does not take long for the situation to get out of hand, however, when Yonezu forces Hina to do things against her will. [Written by MAL Rewrite]

Hina Takigawa may appear to be a regular high school student at an all-girls institution, but she actually has a perverted secret. When school ends for the day, she likes to go to a nearly hidden zone in a park to pee and masturbate due to the adrenaline rush she gets from the possibility of being caught. One day, Hina’s boyfriend, Yonezu, follows her in secret and finds out about her depraved fetish. Displeased with the conventional sex they are having, Yonezu decides to confront his girlfriend about her public masturbation fetish after seeing how much she enjoys it. To improve their sex life, they begin to have public sex, accepting all the exciting risks that come with it. [Written by MAL Rewrite]

Based on the manga by Yuzuki N’.

Based on the manga by Mizuhara Yuu.

Based on the doujin manga by Kemigawa.

Based on the manga by Yoshiron.

Risa runs away from her home, and her uncle’s house is the only place she can go to. The uncle has been lonely for a long time, and can’t help but notice how much his niece has developed… Based on the erotic manga by Yoshiron. (Source: AniDB)

Based on the manga by Yoshiron. A man’s wife left him for another man, leaving him and her own daughter, Nanakura Kasumi, behind. Frustrated, one night he comes to his stepdaughter… (Source: AniDB)