Six months after losing her husband, Keiko Ninomiya consults with attorney Maruyama to sort out the inheritance, overwhelmed by loneliness and grief, yearning for someone to fill the emptiness in her heart. One day, her husband's older brother Shigeru reappears after a long absence—a former playboy who moves into Keiko's home with intentions of claiming the inheritance, bringing along his friends to take advantage of the situation.