Koichi enjoyed fucking his friend’s wife after his buddy proposed a swap, and he even got off many times secretly watching Kimihiko pleasuring his own wife, Kanako. But now Koichi…

Kazuya can’t stop wondering whether his mom’s more and more frequent overnight trips are really for her new job like she says, or if they might be connected to the…

A mysterious plague is spreading through the school, making students and teachers alike uncontrollably turned on. Kazumi rescues his stepsister Tsugumi from a group of the sex-crazed infected, and together…