The time has come for a traitor to fall. Don't miss the action-packed final adventure in the Survivors: The Gathering Darkness series! From Erin Hunter, #1 nationally bestselling author of Warriors, Survivors is full of "wild and wonderful adventure" (Kirkus; starred review) that will thrill fans of Spirit Animals and Wings of Fire. Storm has discovered the identity of the traitor dog who was sabotaging her former Pack--but when she returned from her exile, she fell right into the Bad Dog's waiting trap. Now a prisoner in the Wild Pack's camp, Storm is running out of time. This is her last chance to save the Pack...and to put an end to what the traitor began.