Gyo In Ha, the third generation chaebol had never meant to hurt Kim Hye Bin, a poor girl who lived in a rooftop; they used to be friends, but he needed to break the friendship’s bond once for all. In Ha moved to London because of her. But when he got back to Korea, things had changed before he knew. It started when he accidentally hit Hye Bin while he was riding his bike. What he saw, might've changed him. The question is: who changed it better?