Based on a game by Lilim Darkness. Kanzaki is the school's idol. She and childhood friend Kurusu Akito were in a relationship together, but they are torn apart by P.E. teacher Shuudo. Akito is forced to watch Shuudo take her virginity from beginning to end.

Based on the game by Lilim Darkness. Kanzaki Aoi and Kurusu Akito have broken their relationship and aren't together. Kaya, a female that has been thinking about Akito, decides to create a move ahead him. However, her efforts to generate him just forget about Aoi fail. For the time being, Aoi has inked an intimate experience of their P.E. teacher, Shudo. During her endeavors to gain Akito's affection, Kaya is blackmailed into