“Boss, I am sorry, but I have to take your wife.” Byung-sik, a subordinate employee who has long harbored dissatisfaction toward his workplace superior Seok-ho, begins to feel intense hatred and jealousy when Seok-ho gets promoted to team leader. On the day of a team dinner, Byung-sik visits Seok-hos newlywed home. While greeting Seok-hos wife, he is shocked—she turns out to be Ae-ran, his first love from his college days, who shyly offers him a handshake. Sensing that Seok-ho and Ae-rans married life has not been smooth from the beginning, Byung-sik starts seeking Ae-ran out…