Yoshizawa Kaede is the perfect student who waters the plants and greets the security guard everyday before going to class. The security guard, Hiragi, masturbates to pictures taken of her secretly everyday. She has a boyfriend who plays sports and a best friend named Nishino Youkou. One day she saw Youkou having rough sex with the new security staff, Kusuda. She stands then in shock when Kusuda pushes up behind her and grabs her…

Based on the erotic manga by Shiwasu no Okina.

Angels and demons had fought over a long time to see who reign supreme. In order to bring closure to this feud, an angel named Sera and a demon named Firika were sent to the human world to finish this competition by contending for the love of a human named Yamato. Thus, Sera and Firika compete to for Yamato's love and the supremacy of their entire race, through any means necessary.

Nuki Doki! Tenshi to Akuma no Sakusei Battle - RevolutionBased on the erotic game by Grand Cru Bourgeois.