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?
Kim Ha-neul
Yoon Kye-sang
Shin Sung-rok
Kim Hye-ok
Lee Dae-yeon
