A young couple with beautiful looks that everyone envies, but a suspicious person is creeping up on them. Meanwhile, Wakaba, the wife, is left alone while her husband goes on a week-long business trip overseas. While taking a shower, she senses someone's presence in the dressing room. Sensing the shadow of a suspicious person, Wakaba faces her last night without her husband. With her husband's return drawing near, she lets her guard down. At that moment, the suspicious person's evil hand finally reaches out...