She doesn't want to live a life tied down by her husband, she wants to choose it of her own free will. Nanasegawa Haruka, 30, is a full-time housewife. She is troubled by the fact that her husband, who is 12 years older than her, treats her like a child and is extremely controlling. Today, for the first time, she lies to her jealous husband. Crossing the line of unforgivable infidelity, she goes crazy with ecstasy as he performs the intense cunnilingus she has always longed for. While on a trip with her husband, she uses her guilt as a spice to repeat her first affair in three scenes of betrayal.