Yeong-chul, an ordinary company worker, plans his honeymoon in a 31-square-meter apartment. Since college, he’s been involved with his aunt, Jung-hee. After three years of being her lover, Yeong-chul wants to end things upon meeting Eun-joo at a club, promising marriage. But breaking years of physical intimacy isn’t easy. Instead of accepting the breakup, Jung-hee suggests a final weekend together. Unbeknownst to Yeong-chul, Jung-hee is the mother of Eun-joo’s lover. Learning of Jung-hee and Eun-joo’s affairs, she realizes it’s Yeong-chul. Jealous of her daughter losing her man, she reveals their relationship to Eun-joo. Like her mother, Eun-joo is fierce. Noticing her mother’s envy, she bets on who Yeong-chul will choose.

Diễn viên: Han Sae He, Jo Wan Jin