when you were 6 your parents sent you overseas to study while your twin sister stayed with them. Before you left your two closes friends promised to take care of her. 11 years have passed and you’re finally back in Korea only to find out that your friends’ couldn’t keep their promise, your sister has been in a coma for the past 2 months and to make things worst your parents are forcing you to marry the jerk who hurt your sister the most. What will happen when you find out what really happened