Oni Chichi

Based on the erotic game by Blue Gale. Marina and Airi's mother divorced few years ago and got remarried recently to a young man. While Marina accepts her new stepfather, Airi detests him. Little do they know that really he's a pervert that sniffs their underwear and wants to make them his own by making a love drug that will turn Marina and Airi into sex-hungry sluts. When Airi comes home and notices her schoolmate Sana giving him a blowjob, he sprays the drug on her. Now he will do with them whatever he pleases.

Jitaku Keibiin

Based on the erotic game by Beelzebub. Tsunetaka Kareki. Codename: Noir Set. He is a private home security officer with 20 years of military experience. Exceptionally trained in technology and intelligence gathering, he perceives and records the smallest of details of the home to which he is dispatched. His new assignment is directly from his father, Takao Kareki. He must look after his father's new lover, a potential bride. Nothing but the best professional will do to keep her safe. But in her home, he sees all. (Source: DLsite English)

Kazoku: Haha to Shimai no Kyousei

Based on the erotic game by Bishop. Itsuki's father's remarriage creates a family of three people who are not related by blood. Although the relationship is amiable, the new family members are beautiful women, and Itsuki is troubled by the closeness of his family. He sees his new relatives as women, and his lust grows everyday. One day, he caught his father cheating on his step-mother. This deeply enrages him. He's constantly suppressing his desire, and his father was cheating! He felt like a fool for trying to stop his feelings. If his father was going to leave their family behind, then he vows to make his family his property. That night, he witnessed his mother dozing off, and decides to molest her, but while he was enjoying his mother's seductive body, his sister witness the scene...