"When was the last time you had sex with your husband?" Chihiro consulted with her friend Mii. Mikane sees Chihiro and proposes that four people including each other's husbands go out. A few days later... Chihiro steals Mii's and her husband's eyes at the barbecue place where Mii's husband, Ryuichi, is blessed with good weather and gets toyed with her body. Sex with someone you shouldn't have in a place you shouldn't. Chihiro sensed that something was wrong with her body. And later, Chihiro's mobile phone rings...
