Home Alone Episode 644

Sung Hwan's cross-country journey continues. After 17 days, he finally reaches the destination, Busan. As a promise to Kkotbun, his pet dog, which recently passed away, he becomes emotional after he finishes the challenge. Actor Yu Su Bin, a charming man who shines in every work with his unrivaled character, makes his first appearance on the show. He shows his warm and close friendship with IU and Lee Yeon.