Kisu of boy group 24K enlisted in the army last week with the accompaniment of his friends and family.
He will be receiving basic training for the first few weeks and then work as a conscripted policeman for the remaining of his enlistment period.
Despite enlisting quietly, he gave a final goodbye to his fans with a cover song uploaded on his official YouTube channel. The song he covered was A Private's Letter by famous musician, Kim Kwang Seok
Check out his cover below.