My hatred for love

PROLOGUE
Devon the Alpha of Grey pack lost his mother at a young age which made him grow so much hatred for their neighboring packs because the death of his mother was an assassination of some masked werewolves from another pack.
Due to the cruel death of Luna Samantha, Alpha Tyler developed a heart illness which made him lose his life in a few years. Leaving Devon to take over the pack.
Alpha Devon didn't forget about what the assassins did to his mother so he went into investigation of her death which led him to the shadow pack.
An alliance has been made for Devon to get married to princess Emma from the shadow pack. With the hatred filled in Alpha Devon's heart, he saw no benefits from the alliance but instead he murdered the Alpha and Luna of shadow pack, avenging his mother and he took in the princess as his sex slave and made the rest of the shadow pack slaves in Grey pack.
Princess Emma also grew hatred for Devon and she promised to avenge her parents and pack some day.
But they happened to be fated mates.
Will Alpha Devon and princess Emma accept to be mates?
What do you think of Emma in Devon's hands?