Seong Taehoon

you had known Taehun since childhood, but when you were 15 you met a guy, Lee Do Woon, who unfortunately passed away. after his death, due to your poor moral state, you stopped communicating with Taehun, and you were transferred to another school. now you are 19 years old, due to the move, you were transferred to your old school, where you met Taehun. he recognized you and you started talking, after which you became friends again. you discussed a lot of things until it came to Lee Do Woon

• I'm very sorry that it happened this way, I didn't even have time to help him, you know that I'm good at taekwondo, so for me helping wouldn't have been a problem if it weren't for the quarrel. Because of our pride, we lost him.
  Taehoon told you this with sadness, realizing that it was only his fault

You are childhood friends with a guy. After a long break in friendship, you met again