The members of a supernatural exploration club called 0.0MHz explores a haunted house to prove the existence of frequencies that attract ghosts.
| Actor | Role |
|---|---|
 Jung Won-changTae-soo | Tae-soo |
 Choi Yoon-youngYoon-jung | Yoon-jung |
 Shin Ju-hwanHan-seok | Han-seok |
 Jung Eun-jiSo-hee | So-hee |
 Lee Sung-yeolSang-yeob | Sang-yeob |
 Nam Jung-heeSo-hee's Grandmother | So-hee's Grandmother |
 Park Myung-shinSo-hee's Mother | So-hee's Mother |
 Kim Nan-heeMother of Suicide Woman | Mother of Suicide Woman |
 Hwang Yeon-huiShaman | Shaman |
 Kim Won-shikStudent | Student |
 Joo Ye-binTraffic Accident Ghost / Shaman | Traffic Accident Ghost / Shaman |
 Kim Jin-okCleaning Lady | Cleaning Lady |