Su-hyeon, a patient with terminal cancer, gets a wig as a present from her sister, Ji-hyeon. Strange things happen as Su-hyeon wears the wig and horror starts to sweep over Ji-hyeon as she watches her sister getting slowly possessed.
| Actor | Role |
|---|---|
 Chae Min-seoSu-hyeon | Su-hyeon |
 Yu SeonJi-hyeon | Ji-hyeon |
 Bang Joong-HyunKi-seok | Ki-seok |
 Sa Hyeon-jinKyeong-joo | Kyeong-joo |
 Kim SoyHye-yeong | Hye-yeong |
 Shin Hyeon-jongHye-yeong's father | Hye-yeong's father |
| SSeo Ju-sungKyeong-joo's husband | Kyeong-joo's husband |
| 이이윤희Mistress | Mistress |
| NNa Hyeon-jooMin-joo | Min-joo |
 Lee Jong-sooSang-seok | Sang-seok |
 Lee Jung-sungPriest | Priest |
 Jin Yong-ukDetective | Detective |
| KKim YoungFish | Fish |
 Kim Wang-geunJi-hyeon's father | Ji-hyeon's father |
| PPark Jeong-eunJi-hyeon's mother | Ji-hyeon's mother |
| JJeon Ha-eunYoung Ji-hyeon | Young Ji-hyeon |