A comedy drama about a man going on a journey with his young daughter whom he has just met.
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.