Rino is a serious married woman who works at the same school as her husband and cares about her students. She cares about Shinichi, a student who has not been attending school for a long time, and continues to visit his home. Her husband warns her not to put too much effort into her life, but Rino refuses to do so.One day, tragedy befalls her. The reason why Shinichi keeps refusing to go to school is to make Rino, who often comes to see him, his own, and he makes her drink tea containing aphrodisiacs day after day. And when Rino can no longer suppress her burning body, she is raped by Shinichi...