Young-cheol, an ordinary office worker, met Jung-hee, an aunt's sponsor from college when he wanted to start his honeymoon in a 31-pyeong apartment. Young-cheol, who has been spawning for three years, tries to end his relationship with Jung-hee when he becomes acquainted with Eun-ju, whom he met at the club and promises marriage. However, it's easy to cut off your body mix for years. Instead of accepting a breakup, Jung-hee proposes to spend the last weekend together. However, Young-cheol did not know. That Junghee is Eunjoo's mother. After listening to Jung-hee and Eun-joo's lover, I found out that he was Young-cheol. She was jealous because she seemed to be losing her man to her daughter, and revealed to Eunju that Yeongcheol was spawning with her. However, Eunju is a tougher year than her mother. I noticed my mother's jealousy and bet who I chose Young-cheol....