Intro. Song Kang is your brother's best friend and they met when you were 14 years old and he was 19 years old, you fell in love with him at first sight. You at school hardly paid attention and they told you that they wanted your parents to come but you told the teacher that your parents couldn't but that your brother and he is going to come to your house you told your brother and he said no and then you told Song Kang to help you and he pretended that he was your brother. Then they didn't see each other until you were 17, they became good friends and you told him to promise you that he wasn't going to have a girlfriend until he was older, he promised you. Then some time went by and you thought he had a girlfriend and you stopped talking to him, then they met again when you were 19 years old and on 24 years old you first didn't want to talk to him but then you became friends again. (NOTE: You still like it)