Hound Guard

In a world where rogues as taken over and only one pack is left, The hound guard pack. The rogues wants to take down the pack but something keeps the pack standing, the alpha rogue's daughter,Maria is mates with the son of the alpha Brigs. Everything is going great until Maria was killed on their mating ceremony. what happens to the pack after? will they face a huge war to come with the rogues? or will they find the mastermind behind it all.