Grace & her mate

Grace is a 18 year old girl with a recent heart break. She is kinda depressed and still doesn't really trust getting in another relationship not want to get hurt again. she is keeping her distance from males who like her and avoiding any relationships. her plan was going well until she runs in to this tall muscular guy she's very drawn to this guy but still forces herself to stay out of relationships. she is agreeing just to be friends with this guy but what happens when it leads to more than friendship? Will he break her heart? what's his secret and is he human? What happens after the fight? What danger is Grace in and who will protect her?