After a breakup, a young woman goes to a mountain resort on vacation and falls for a married policeman. Unbeknownst to her, her ex is also vacationing there.
| Actor | Role |
|---|---|
 Baek Jong-hakSang-kwon | Sang-kwon |
 Oh Youn-hongJi-sook | Ji-sook |
 Kim Yu-seokPoliceman | Policeman |
| CChun Jae-hyunJae-wan | Jae-wan |
 Park Hyun-youngEun-kyoung | Eun-kyoung |
| IIm Sun-youngMi-sun | Mi-sun |
| JJo Gwang-jeGyeong-sik | Gyeong-sik |
| PPark Jeong HwaCouple woman | Couple woman |
| AAhn Do-hyunCouple man | Couple man |
 Kim Yeong-imYeon-hee | Yeon-hee |
| MMoon Sun-heeSang-kwon's wife | Sang-kwon's wife |
| GGu Mun-hoeProfessor Kim | Professor Kim |
| CCha Mi-jeongMiss Kim | Miss Kim |
| KKim Beom-chunProfessor 1 | Professor 1 |
| LLee Sun-eungProfessor 2 | Professor 2 |
| KKang Hyun-miAirport | Airport |