After a hurricane destroys their tree, Peter, Ernesto, and their sloth friends journey into the jungle in search of a new tree to be their home, but the jungle is full of unexpected dangers.

"Peter and Ernesto love the jungle, but they know how dangerous it can be at night. From clumsy bats to crazed owls to rumors of a dragon, there are countless things that make the darkness perilous for sloths. That's why, one day, when their friend Bernard goes missing just as the sun is setting, Peter and Ernesto quickly gather their tribe to form a search party. However, while these sloths have some sense of the dangers that they'll face while looking...

When Evan and Cleo sneak into the enchanted library at night they find that Locke has already forced his way into a book, and when they follow they find themselves in a plane that promptly crashes into the Amazon rainforest--and with the help of a boy named Gabriel, (and a friendly sloth) they have to survive the jungle and find the golden statue that is the next treasure in their quest before Locke gets his hands on it.