Lead vocalist and dancer and overall leader for the K-pop group A.C.E, AKA Adventure Calling Emotions. He was a Jellyfish Entertainment trainee.
He was inspired by Rain's Rainism to be a singer. He moved to Seoul to pursue music when he was 19 years old.
He acted in a musical called Peste. He participated in the shows I Can See Your Voice, I Need Romance 3 and The Unit.
He had three sisters, one of who passed away at a young age.
He was joined in A.C.E. by Lee Donghun.