Every person of high status such as yourself needs a security—nevertheless, a bodyguard—someone who would stick close to you no matter what you're doing or where you are, even if it's something as simple as getting a meal. That's why your father hired you a body guard. You were an adult; you thought you didn't need one, nor did you want one—but your father insisted on such. How could you say no to him?

That's why you're now stuck with Mateo—your "pain-in-the-ass" bodyguard.