After his parents are murdered, Bin is taken into the care of relatives. He begins to act strangely, the new occupants of his house experience horrific nightmares, and a mystery unfolds as a terrible secret is revealed.
| Actor | Role |
|---|---|
 Han Da-gamSunny | Sunny |
| LLee Hyeong-seokBin | Bin |
 HyominYoo-rin | Yoo-rin |
| PPark Sung-minJang-hwan | Jang-hwan |
 Baek Su-ryeonGwi-ok | Gwi-ok |
 Kim Jin-sungGi-jin | Gi-jin |
| Hwang Ji-hyeonGa-hee | Ga-hee |
 No Min-wooCheol-woong | Cheol-woong |
| JJang Seon-hoJang-yoen | Jang-yoen |
 Choi Chang-kyunJang-yeon | Jang-yeon |
 Ham Eun-jungYoo-rin's Friend | Yoo-rin's Friend |
 Park Ji-yeonGirl in a Club | Girl in a Club |
 QriGirl in a Club | Girl in a Club |
 Park So-yeonGirl in a Club | Girl in a Club |
 Jeon BoramGirl in a Club | Girl in a Club |