Sadie and her pack of best friends are back one last time in this series finale about girls with animal powers from the #1 New York Times bestselling author Lisi Harrison. Sadie and her friends should be preparing for end of the year finals but they are about to go on a mission to save one of their own. She was taken from school and they know just where to find her. Things are all going according to plan.  But suddenly there's a new girl at school—with the same powers as Sadie—who claws her way into The Pack. But this girl is fiercly confident and soon wants to lead them her own way. Not wanting to start drama, Sadie bites her tongue but as their rescue mission begins these two girls find themselves butting heads. To make matters worse Sadie's BFF Lindsey seems to be losing focus...and the hyenas have figured out they left school and are on their tail! Can they navigate their secret mission and friendships to bring back their fallen pack member? Or will this adventure change them forever?