the vampire and her alpha mate

Meet Camille Valentino she is a 17year old vampire she wasn't created but she is a pure blood vampire she was supposed to take over her parents kingdom once she turned 18 but dat all changed when she found out a group of Rouge's from a werewolf pack attacked her kingdom when she was on a summer break in the Ohama's in Nabraska nine months later she was taken to the cousin to see what they could do about her and her parents kingdom but dat led them no choice but to end up giving the kingdom to a alpha werewolf just until she reached 18 but what happens if dat particular alpha was her mate and he knew she was his but she didn't and what happened if he couldn't control his possession over his mate any longer and he tried to stay clear from her but couldn't