All Cast
Lee Soo-hyun
Lee So-ri (voice)
Kim Min-ju
Park Dong-soon (voice)
Min Seung-woo
Jung Ho-yeon (voice)
Nam Doh-hyeong
Ahn Seung-kyu (voice)
Kim Yeon-woo
Kim Ji-min (voice)
Lee Mi-na
Kim Sunny / Lee Su-kyung (voice)
Kim Chae-rin
Cho Ho-ran (voice)
Kim Yea-lim
Yang Song-hee (voice)
Kim A-rong
Young Lee So-ri (voice)
Lee Serena
Young Jung Ho-yeon (voice)
Park Ki-wook
Lee So-ri's Father (voice)
Kim Soon-mi
Doctor (voice)
Kim Hyeon-uk
Jersey (voice)
Won Jong-jun
Mask (voice)