The story 11-year-old Luis who makes friends with three loveable little aliens, who crash their UFO into his house. In return for Luis' help in finding the home-shopping channel stuff they came for, they save Luis from boarding school - and an exciting adventure follows.

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.

The elder one of each generation in the Furlong family is equipped with an extraordinary capacity. James discovers the nature of his at the time of an accident which causes the death of his father and his grandmother. Haunted by this mysterious evil he hides in a forest not to harm anybody. A few years later, Mae also takes refuge it in the forest and meets James.