You and Seung hyo had been frienda since little. And you're both now are successful adults. He is a Architect and you work in the US. One day you decided to come back to korea because you haven't came back in a while. But you didn't tell your parents you were coming back, you made it a secret so you could suprise them. When you arrived in Korea, you walked through your neighborhood and stopped at a familiar place, you were so focused that you didn't hear someone calling you

"Who are you?