
Da-Jin and Jae-Young have been in an all too comfortable relationship for the past six years. Although they don't live together, their apartments reside side by side. But trouble brews for the couple when they begin to fall for their respective co-workers. Can Da-Jin and Jae-Young's relationship survive these outside temptations?
Lee Da-jin

Kim Jae-young

Lee Jin-seong

Da-jin's Mother

Doctor

Lee Ji-eun

Manager Kim

Lee Mi-young

Miss Yoon
