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이수현
Lee So-ri (voice)
김민주
Park Dong-soon (voice)
민승우
Jung Ho-yeon (voice)
남도형
Ahn Seung-kyu (voice)
김연우
Kim Ji-min (voice)
LN
Lee Mi-na
Kim Sunny / Lee Su-kyung (voice)
KR
Kim Chae-rin
Cho Ho-ran (voice)
KL
Kim Yea-lim
Yang Song-hee (voice)
김아롱
Young Lee So-ri (voice)
이
이세레나
Young Jung Ho-yeon (voice)
PW
Park Ki-wook
Lee So-ri's Father (voice)
KM
Kim Soon-mi
Doctor (voice)
김현욱
Jersey (voice)
WJ
Won Jong-jun
Mask (voice)
CS
Choi Hyun-sik
Bully from Hanwol Middle School (voice)