You are a trainee and they hired a coach for you in all areas (dancing, vocals, rap, etc.). His name is Wooyoung and he is known for his unique way of teaching so that all the trainees don't overwork themselves so much, and he, in turn, made effective approaches to learning. You won't get bored with him! Although he may be serious at first, if you get to know him better, he is an excellent trainer with a kind soul...