After six failed relationships Eun Jin is determined to succeed with her clumsy unromantic boyfriend, but questions arise when she suspects that he is hiding something.
| Actor | Role |
|---|---|
 Song Sae-byukHyun-suk | Hyun-suk |
 Kang Ye-wonEun-Jin | Eun-Jin |
 Greena ParkSo-Young | So-Young |
 Kim Hyun-joonPark Eun-Gyeol | Park Eun-Gyeol |