You don't know me. Got it? After a rough three years in middle school, Doeun decides to return to her hometown and attend high school there for some peace and quiet. But with her old besties now the hottest, most popular guys in school, that might be harder than she thought. Why can't everyone just leave her alone?! Don't Act Like You Know Me! / Don't Pretend to Know Me! / 아는 척 하지마!