A woman moves into an apartment house with her daughter. But her daughter begins to be haunted by a mysterious ghost on a hidden floor.
| Actor | Role |
|---|---|
 Kim Seo-hyungChae Min-young | Chae Min-young |
 Kim You-jungYeo Joo-hee | Yeo Joo-hee |
 Jo Young-jinNot listed | Not listed |
 Kim Young-sunNot listed | Not listed |
 Kim Ja-youngNot listed | Not listed |
 Lee Hwang-euiHan Chang-soo | Han Chang-soo |
| KKim Joo-HooNot listed | Not listed |
| CCho Youn-hoNot listed | Not listed |
 Jeon Hun-taeNot listed | Not listed |
 Kim Gyung-aeNot listed | Not listed |
 Choi Dae-hoonNot listed | Not listed |
 Lee Jin-heeNot listed | Not listed |