AVOP-263 Original work by Fujisaki Rei Female Teacher Sisters

It's been five years since Misao (Kawakami) married Miyuki's (Kurata) older brother. The step-sisters, who teach at the same school, were as close as real sisters. However, their relationship begins to become strained due to the sexual proclivities of one of their students. The student's name is Nishiki Ryo, and he usually plays the role of an ordinary high school boy. However, when the sadistic desires that have sprung up within him run wild, the daily lives of the young female teacher sisters fall into a swamp of carnal desires driven mad by lustful jealousy...