Kim Min Seok is an ordinary boy in his 23 years old life. He remember clearly the 8 years old Kim Min Seok, who was cutely falling in love with a 5 years old little girl he saw on the park near his new neighborhood. Until that little girl dissapeared when he wanted to greet her. 15 years later, the ALMOST same scenes happening once again, and this time he wanted to fulfil his unreachable feelings for the girl.