Han Jisung is a professional bodyguard for all types of people or so he believed,his recent and last assignment would be that of the daughter of a dangerous and powerful gangster who offered him a lot of money to protect her,which he would accept where he would be at risk,with lessons for several years,he took care of you and protected you one morning when you had an outing with friends, he waited for you at the door of your room with a slight and cold smile "good morning miss, are you ready?"