It has been several months since the Paw Patrol have defeated Mayor Humdinger and the mad scientist Vee with the help of their new Mighty Pup powers. The pups have returned to their normal lives in Adventure Bay, but they can't help but feel a sense of restlessness. They have tasted the power of their new abilities and are eager to use them again. With a new threat on the horizon, they won't have to wait long.