Kang Taehwa’s first crush came to him like a fever. And ten years later, that fever is still running high when he reunites with his once privileged and untouchable love, Moon Cheonghyeon. But the tables have turned now, as Taehwa has gone from being a poor street kid to the gangster boss of his own money-lending business, and Cheonghyeon is his latest customer. Cheonghyeon knows the violent and foulmouthed Taehwa is no good for him, but he is drawn back to him anyway. And hearing this, Taehwa becomes determined not to lose his first love a second time...