What is a great summary of the tale of despereaux?

This book is about a mouse who is named Despereaux. Despereaux has big ears and is not like a normal mouse. he soon falls in love with a princess named Princess Pea. Roscuro a rat who killed the queen is trying to trick Mig a girl who works for the princess, but what Mig does not know is she is being tricked. Later in the story Mig gets trapped with her dad, but now the princess is in trobble with the rats, but thanks to Despereaux she is saved.