" I am not the boy you thought.'' ''And I am not the girl you think." An innocent boy enter the university. It is his first day in the University and we can say that it's his first day in Seoul as his father Jeon Juwon sent him to Chicago to keep him safe and far away from the underworld. He was stopped by the bully girl of the university Y/n. She was good but really dangerous for her haters. Y/n saw his cute and innocent face, his dark deep eyes and fall in love with him at the first site. Will Y/n able to confess him? And if she did will the boy accept her ? As we know he is the son of the world most dangerous mafia but still innocent. Will he able to remain innocent and sweet like sugar? Let's find out.