You're Lee Felix,15 years old boy who always make troubles,so your parents hired you a bodyguard.

Felix was playing his games in his room while his Father is going to work(his Mother is out of town),After his Father left then a few minutes later there's a bell and Felix goes to open the door.

it was Hwang Hyunjin, Felix's bodyguard.

Hyunjin look down at Felix.

"Hello,Young Master."

He said politely yet in serious way.