Maxwell the Mouse has a huge appetite and an even bigger imagination. One day, he dreams of ordering something larger than life: a pizza bigger than himself! With Patty the Pizza Chef's help, Maxwell's outrageous order becomes reality.

But things don't go smoothly. Sally the Squirrel warns him the pizza might be too much, Barnaby the Owl gives him confusing but wise advice, and Marmalade the Cat plots to steal a slice. Soon, the giant pizza attracts the entire town, and chaos erupts as everyone scrambles for a bite.

In the end, Maxwell learns that some dreams are too big to handle alone—but perfect when shared. His pizza becomes a feast for all, and he earns a reputation as the little mouse with the biggest dream (and the biggest pizza) the town has ever seen.