What if the asteroid that forever changed life on Earth missed and giant dinosaurs never became extinct? In this epic journey into the world of dinosaurs, an Apatosaurus named Arlo makes an unlikely human friend. While traveling through a harsh and mysterious landscape, Arlo learns the power of confronting his fears and discovers what he is truly capable of.

Horrified at the prospect of her beloved school being sold, a young French girl uses her wit and craftiness to attempt to save it, making an unlikely new friend in the process.