

Chul-soo is a man with an intellectual disability. One day, Chul-soo finds out that a young girl, Saet-byul, who is in hospital is his daughter. And soon, Saet-byul sneaks out of the hospital and travels by herself to a faraway city for her friend's birthday. As Chul-soo accompanies Saet-byul's journey, friendship develops between the two.

Cha Seung-won

Um Chae-young

Park Hae-joon

Kim Hye-ok

An Kil-kang

Jeon Hye-bin

Ryu Han-bi

Cho Han-cheul