An office lady who was in a relationship with her boss, Kurebayashi. Yamase Asami has her boss buy her an apartment as the source of their love. When he says he'll come right away, Asami tells him she wants to do it the next night, using the excuse that she's cleaning up her room. That night, while Asami is having sex with another man, Yamao, in the apartment, her boss comes to visit her. Asami quickly hides Yamao, but... A horror mystery by Taniman Yumeji where human relationships and mysterious phenomena mix together!