Na-nan has known best pals Dong-mi and Jung-joon since childhood, and now the trio shares the ups and downs of their turbulent single lives together. But everything gets turned on end when Dong-mi and Jung-joon end up in bed!
as Na-nan
as Jeong-jun
as Dong-mi
as Su-heon
as Ji-hye
as Dong-mi's Father
as Director Cheon
as Restaurant Manager
as Ma
as Hyun-jung
as Jae-ho
as Sun-ho
as Team Leader Joo
as Na-nan's Company Employee
