Vampirewolfhybrid Stories

Arraine, a hybrid young girl of 18, has vowed to kill the ones who murdered her parents, and some how bring peace to the kingdoms of vampires and werewolves. Like she is destined to do. Kaiden, a werewolf young man of 26 has vowed to kill those who murdered his mother in cold blood while he and his farther were away, fighting the supernatural battle between Vampires and Werewolves. Both out on a vengeance seeking path, both hurt and left alone in the world. How will both of their stories play out, when they finally meet up. Will they help one another, or will their hatred towards the other species drive them to kill the other?