The ascension to The Dark Ones had brought Rose and her pack power. But it had also brought peril.
With the higher immoral circles assessing their every move, they have to keep their heads low and their presence within the wider community beneficial. So when someone starts targeting the twentyfourhourlies, the werewolves come to their aid.
But what had first been an assignment to remain in their leaders' good graces, becomes a mission the pack know they will follow through to the end. Even if it means doing the one thing they had sworn to avoid.
Showing their true strength.