Se-ha who is a physically handicapped and Dong-gu who is a mentally handicapped are not their own brothers. But while living 20 years together, the two became indispensable to each other. One day, the mother of Dong-gu suddenly visits him and acts as his guardian.
as Se-ha
as Dong-gu
as Mi-hyun
as Song Ju-sa
as Park Sin-bu
as Jeong-sun
as Teacher Yook
as Young Se-ha
as Young Dong-gu
as Lake Woman
as Wild Boar
as Ahn Nyung-yi
as Attorney Han
as Unemployed Man
as Convenience Store Owner
as Rapper
as Taxi Driver
as Interviewer (uncredited)