Ember comes face-to-face with the strangest villain yet: the dino-snake! When an evil turtle and sly snake team up against the pets to take over the Chin family garden, the odds are stacked against them. The pressure is on for Ember to come up with the perfect plan or he'll get kicked out of his own backyard! Will Ember be able to protect his family's territory before the evil dino-snake duo take over the garden forever?