Responses
No, he is the son of an coworker of Jin-Ho’s father’s industry, more precisely his vice-president. They don’t have any genetic connection.
His older brother is an asshole, but it's another guy. (￣∇￣")
oooohhhhhh, my bad. Still, it was so satisfying to see him look like an idiot in front of all of the press
That stupid attention seeking asshole is actually jin-ho's older brother!
No wonder he treats Jin-Woo like his brother instead.