Nami is a full-time housewife married to a businessman. Being a good cook, she opened a cooking school at home. One day, her ex-boyfriend from five years ago turns up at the cooking school and they have a fateful reunion... Though her husband is kind, Nami's married life is somehow lacking and cold, but her ex-boyfriend, who still has feelings for her, suddenly approaches her. The gears of fate begin to turn... She has an adulterous sexual encounter with her ex-boyfriend over and over again, mixing sweat, saliva, and love juices! "We did it..."