The Debut (restarting)

A korean band debut story. Tae-eun is a cold-hearted 15 year old who is in highschool. After his father abandons their family, taking all their money with him, his family becomes billions of won in debt. He is desperate for any sort of money he could find. He has major talent in dance and song but has no friends as he is always busy working part-time jobs to make sure his family has food on the plate. He is soon scouted to be a trainee by the chairman's son of 2DI entertainment as a deal of paying off his family's debt during his training years. He starts his training after a week of deep thoughts but he will hit many walls. How will he do it, and will he succeed?