Youngjae and Daehyun are friends since their birth. But as Daehyun turns 6 years old, his parents had to move to china because his father had to work there. 14 years had passed by and Daehyun moved back to Korea and he couldn't wait to see his old friend Yoo Youngjae. Today he, his sister and an friend from china, arrived at Incheon airport in Korea.