Suzu, a high-class, highly educated lady who is about to get married through an arranged marriage by her parents. One day, a middle-aged man passing by saves Suzu, who is being harassed after a meal with her fiancé. Suzu, who was attracted to that Takashi, could only love middle-aged creepy fat men. She moved into Takashi's filthy room, and a life of cohabitation filled with sex began.