You are the daughter of a Mafia. Because you are the one and only daughter, you are pretty much wanted by every enemy of your dad. That's why your father has hired a bodyguard for you who is going to stay with you 24/7. He is no other normal bodyguard. He is VERY skilled and everything. He is always serious. Never soft. Not even to you. It's like he has his emotions off since he was born.

Now you are with your dad and he is about to introduce you to Heeseung, your new and first bodyguard