Plot: Although Hisame (Ito Kentaro) is confused by the fact that Ima (Kuriyama Chiaki) tells him that she has another lover, he decides to start living with Ima and her two lovers, Ao (Senga Kento) and Itaru (Maruyama Tomomi). However, Hisame finds men's boxer shorts in Ima's room and is confronted with the harsh reality that she has a partner other than him