Director: Lee Mi-young
After being appointed as the vice-principal of her alma mater, Eun-hee becomes plagued by hallucinations. Branded a troublemaker by the teachers, Ha-young hears strange sounds coming from the school's dilapidated restroom.
Kim Seo-hyung
Eun-hee
Kim Hyeon-soo
Ha-young
Choi Ri
So-yeon
BIBI
Young Eun-hee
Seo Hye-won
Mi-sook
Park Se-hyun
Jae-yeon
Lee Ji-won
Ye-ji
Jang Won-hyung
Park Yeon-mook
Kwon Hae-hyo
Bae Kwang-mo
Lee Joo-sil
Grandmother
Chae Won-bin
Classmate
Ha Min
Kim Jung-yeon
Kim Sung-nyeo
Seok Gong-nyeo
Shin Yeon-mi
Choi Ji-hee
Min Chae-yeon
Kim Hong-ran
Park Yun-ho
Nam Sang-taek
Sung Gyu-chan
Police
Yoon Jung-wook
Investigator Nam
