The Guest in the Study Room and the Mother and Son

'''One ordinary day. My mother picked up some dog-like bastard from somewhere. “Hi. I’m called Gu Jae-yoon. I’ve heard a lot about Cha Sun—no, Jiyoung. You really look a lot like Jiyoung. I look forward to getting along with you.” ……A stepfather? A guy like this, who looks like some oversized country mutt?! Twenty years old this year. Eun-sung, who had been refusing to go to school for a long time, is hit with a massive shock. “My mom told me to wear a suit. You don’t have one?” “I don’t have a suit. Would this work instead?” “No? That looks like a rag.” “I see. I guess I lack a sense of style in this area.” Eun-sung nitpicks everything and subtly torments Gu Jae-yoon in an attemp...