Seong-sik became stays at home while his workaholic wife Hye-joo works. Next to them, Seong-ki's friend Joon-seok and his wife move in. Seong-sik learns how to do housework from his friend's wife Eun-yeong. At first they hit it off but that soon turns into an affair and when Joon-seok and Hye-joo find out, they also start cheating on their spouses...
Ahn So-hee
Eun-yeong
Lee Chae-dam
Hye-joo
Kim Cheol-soo-II
Seong-sik
Kang Min-woo
Joon-yeong
Je Dong-hwa
