vampire lance × werewolf keith

For hundreds of years vampires and wolfs have been at war and humans still have no clue. vampires seek wolf blood since it has a sweeter flaver and wolfs seek vampire venom that boosts thier strength for an amount of time. Keith is future alpha of his pack and Lance is the next grand vampire of his coven. since young lance and keith were toaght to hate the other and we taught how to kill them. what will happen when the two meet? will they be able to kill eachother?