Battle of the Roses [Book 2]

Years after Ren and Arya have met, the alpha couple begin a new adventure, this time with much deadlier consequences. On top of fighting this new enemy, they have to figure out which one of their sons, both alpha material, is going to lead the pack in the future. However, when one son won't stop blaming himself for something he couldn't have prevented, he runs away, leaving the Laroche family devastated and torn.