Dong-chun, an elementary school student overwhelmed with seven afterschool learning academies, stumbles upon a mysterious bottle of rice wine during a school retreat. As the rice wine ferments and emits strange sounds like Morse code, Dong-chun sets out to unravel its identity and discovers the secrets of the world and the reasons behind her current way of life.
Park Na-eun
as Dong-chun
박효주
as Hye-jin
김희원
as Young-jin
김지훈
as Goo-po
전영수
as Soong-yi (voice)
배유람
as Lecturer
오태경
as MC
이재인
as Passenger
