junhong was a little kid when his father died in car accdient beacuze of him and his mother were always  come from work and  to junhong is room and start hitting him kicking him telling him he was a useless child 

 yongguk was on his way back home from school and when he open the door of his house he saw his present bleeding on the floor and junhong his younger brother sobbing and shaking his mother to wake her up and from that day yongguk took junhong  and they were looking for a place to sleep and a money to eat and a place where they could find  someone to take care of them 

when yongguk was tired from the consert in jappan he throw himself into the bed and drfit to sleep   and he had nightmare about junhong nightmare that made him wake with sweat and tears in his eyes 

 zelo is just 13 years old and he beacome dump  from accident happend to his present