Mafia boy and shy girl

The mafia boss is a no-mercy man. He wont hesitate to kill anyone or anything that touches him. Unless you are given permission, you're not allowed to talk to him. But this girl... She's so different. He'll have to learn how to be a polite gentlemen, he does not want her to think of him as a monster, and he wants her to come alone, not being kidnapped by him like his rude manners. His employees are confused...