Horim, who is studying in London, watches a video of a strange woman on a camcorder she accidentally picked up. A few days later, she meets her ex-boyfriend Dong-hwan, his current girlfriend Kyungseo, and Yiwon, Kyungseo’s friend and the woman who appears on the video in the camcorder she picked up.
| Actor | Role |
|---|---|
 Gong Min-jeungYi-won | Yi-won |
 Jung Hoe-rynHo-rim | Ho-rim |
 Ryu Se-ilHwa-jin | Hwa-jin |
| KKam Dong-hwanDong-hwan | Dong-hwan |