It's the end of the world. A flood is coming. Luckily for Dave and his son Finny, a couple of clumsy Nestrians, an Ark has been built to save all animals. But as it turns out, Nestrians aren't allowed. Sneaking on board with the involuntary help of Hazel and her daughter Leah, two Grymps, they think they're safe. Until the curious kids fall off the Ark. Now Finny and Leah struggle to survive the flood and hungry predators and attempt to reach the top of a mountain, while Dave and Hazel must put aside their differences, turn the Ark around and save their kids. It's definitely not going to be smooth sailing.

Joe Beck has lost the love of his life thanks to a Pixie's Curse and he now needs to figure out how to get his girl back, learn more about the mysterious Pixies and undo a bad deed he did long ago.

Ernie, Julia, and Max accidentally start a time-machine and find themselves back in time 65 million years, where they are adopted by a doting dinosaur mom and a rambunctious dinosaur brother while, back in the present day, their parents plot their rescue.