Namiko, a housewife who married her husband, a businessman. She starts a cooking class at home due to her skill in cooking. One day, her ex-boyfriend, who broke up with her five years ago, appears at the cooking class and they have a fateful reunion... Although her husband is kind, she feels something is lacking and her marriage life has cooled down. Her ex-boyfriend, who still has lingering feelings for Namiko, suddenly approaches her. The gears of fate begin to move... Involuntary adulterous sex with her insatiable ex-boyfriend, mixed with sweat, saliva, and love juice! "We did it, didn't we..."
