20 year-old Hyun-yi falls in love with his 40ish female boss, Sook-hee who is his father's long time mistress. But who is she indeed?
| Actor | Role |
|---|---|
 Lee Eun-miMi-ja | Mi-ja |
 Sin Seong-hoonMi-hoon | Mi-hoon |
 Lee Chae-damSook-hee | Sook-hee |
 Park Jin-yongHyun-yi | Hyun-yi |
 Min Do-yoonMasseur | Masseur |