A girl is playing in her backyard and discovers a dinosaur bone. Once she picks it up, she is met by an actual dinosaur. Before we know it, they become friends and go off on an adventure. After it is all said and done, the dinosaur leaves and she is left alone again with the dino bone. She recounts her tale to her mother and her brother. Her mother kindly humors her and praises her for finding the fossil. However, her brother mocks her and smugly explains the impossibility of the whole situation. Nevertheless, it was her adventure to be had.