The film revolves around a mysterious girl named Éclair who appears before Fairy Tail, the world's most notorious wizard's guild. She lost all of her memories, except for the imperative that she must deliver two Phoenix Stones somewhere. The stones may spell the collapse of the magical world, and Natsu, Lucy, and the rest of the Fairy ...

A Tyrannosaurus called Heart was raised by a herbivorous dinosaur. As he grew up, he was scared by other dinosaurs. One day, Heart meets a baby Ankylosaurus and he names the baby "Umasou (looks delicious)". Umasou started to be attached to Heart and a strange family love develops between the two.