A fifteen-year-old boy, Hyungju, accidentally discovers a secret about his birth and sets off on a journey to find his biological father. Through this journey, he comes to understand both the father who gave him life and the father who raised him, as well as gaining insight into himself. The boy learns the true meaning of fatherhood and fully accepts himself, leading to his growth and maturity.
A fifteen-year-old boy, Hyungju, accidentally discovers a secret about his birth and sets off on a journey to find his biological father. Through this journey, he comes to understand both the father who gave him life and the father who raised him, as well as gaining insight into himself. The boy learns the true meaning of fatherhood and fully accepts himself, leading to his growth and maturity.