Love me (werewolf and vampire mate)

Luna was a 100 year old vampire she loved being alive but killing people for blood wasn't her thing everyday she would go through the city and see couples together being happy but she always wished for a love off her own.

Alex was a 20 year old werewolf and soon to be alpha of his pack he enjoyed being a werewolf but he wanted his mate so bad every werewolf in his pack had a mate but were was his.

As Alex goes for a run one day he bumps into Luna who's in his territory but before he attacks he feels something for her and Luna feels it to there mates but vampires and werewolf ant meant to be what will happen when the vampire king finds out? Will they be aloud to be with each other or not find out.