Tinkerella is a small mouse who is bored. Her mother suggests that she go outside and find something to do. Tinkerella finds a blue door. Behind the blue door is a new world. She meets a monster named Leo. Leo and Tinkerella become friends. Together they walk and find peachellas and eat so many that they can't eat anymore. They get lost but eventually find their way back to the blue door. It is a story about friendship and trust.