Sin Min-joo is juggling relationships with four different men, adopting a different persona for each one. But her love life becomes increasingly tangled, and the men show their true colours when they find out how they've been manipulated.
| Actor | Role |
|---|---|
 Han Ye-seulMi-su Shin | Mi-su Shin |
 Kim In-kwonKim Yun-cheol | Kim Yun-cheol |
 Kwon Oh-joongLee Jun-seo | Lee Jun-seo |
 Lee Jong-hyukHan Dong-min | Han Dong-min |
 Son Ho-youngHyeon-jun | Hyeon-jun |
 Kang Rae-yeonYang Dae-ri | Yang Dae-ri |
 Jeong Gyu-suMr. Choi | Mr. Choi |
| HHong Yeo-jinDong-min's mother | Dong-min's mother |
 Cheon Ho-jinMi-Su's father | Mi-Su's father |
 Im Ye-jinMi-Su's mother | Mi-Su's mother |
 Yun Ju-sangDong-Min's father | Dong-Min's father |
 Hyeon-jinYu-Jin | Yu-Jin |
 Oh Yeon-ahLuxury shop | Luxury shop |
 Oh Seo-wonHye-jeong | Hye-jeong |