@Angry Uchiha Ackerman Well actually Hyeonjin is free from his father after Jaewoo death
Spoiler!
In the raw. mujin and hyeonjin team to make a justice toward to Jaewoo death also Hyeonjin Father is the one who kill Jaewoo with command of Eunjoon. It is funny that they are gathering evidence to arrest Eunjoon but the real Eunjoon is in the real world