Claesy, who must marry to inherit her fortune, constantly misses opportunities for romance due to the interference of her niece, Merran, who is barely younger than her. However, she eventually meets a man by fate and marries him after finding true love. During her happy newlywed life, a jealous Merran turns back time to return to the past. In this newly started life, Merran goes as far as to steal Claesy’s husband. Claesy, who had always been swayed by Merran, declares that if Merran takes her husband, she will take Merran’s husband in return! Merran and Claesy end up swapping husbands after the regression. A fierce psychological battle between the aunt and niece, who know each other all too well, sparks a bitter love square where the love of two men intertwines.
