I'm not dissatisfied with my wife. However, the sex appeal of her mother-in-law, Arisa, was so bewitching that she was so fascinated that she forgot about her wife's existence. This feeling should not be known to anyone ... However, at one point, my wife had to leave the house for training at the company, and asked Arisa to stay at home as a lookout to prevent cheating. I'm alone with Mr. Sa, who has no wife. A night when reason and instinct are shaken begins ...