Includes shorts: Girl on the Run, The Theory & Practice of Teenage Dream, Relay, U and Me and Blue Birds on the Desk.
남지현
as Park Jin-ju (Blue Bird on the Desk)
Jung Jin-an
as Ma Jin-ju (Blue Bird on the Desk)
Kwon Eun-soo
as So Young (U and Me)
오지혜
as Chul Goo's Mother (U and Me)
박보영
as Hee So (Relay)
손은서
as Gyu Ri (Relay)
성지루
as Teacher (Blue Birds on the Desk)
문성근
as Vice Principal (Relay)
정유미
as Health Teacher (Relay)
Kim Mi-hui
as (Relay)
Choi Won-tae
as Choi Young-chan (Girl on the Run)
최요한
as
