Episode #1.0

Главни улоги:

Kim Mi-kyung  >  Lee Jung Sun [Bok Soo's mother]
Jang Dong-joo  >  Lee Chae-min
Chun Ho-jin  >  Park Dong Jun [Teacher]
Yoo Seung-ho  >  Kang Bok Soo
Kim Dong-young  >  Lee Kyung Hyun [Bok Soo's friend]
Kim Kwang-kyu  >  Song Yoo Taek [Vice Principal]
Eom Hyo-Seob  >  Kim Kwi Chang [Principal]
Jo Bo-ah  >  Son Soo Jung
Park Ah-In  >  Yang Min Ji
Kwak Dong-yeon  >  Oh Se Ho [School's chairman]