General surgery resident Yoon Haesoo has always focused on paying off her father's debt and becoming a great surgeon. But after CEO Chae Jiseok enters the ER as a VIP patient, her world is completely turned upside down. Not only does he want her to be his only doctor, Jiseok wants to spend every second with her. Haesoo can't understand why a stranger would be so interested in her, but she also feels strangely attracted to him. Little does she know that this isn't their first time meeting...