This actor has gained popularity after he played the lead male character in School 2017. Kim Jung Hyun could not believe that he was chosen to play the lead. He was very nervous.
He had many part time jobs prior to his debut as an actor. He last played in Rebel Thief as Yoon Kyun Sang enemy who was also born a strong fighter.
The good news is that Kim Jung Hyun had already served in the military at age 21.