Kyra enters Maxwell's Magic School, where magical beings learn to keep the human world safe from magical outbreaks; Kyra has to prove herself to her suspicious classmates, while keeping her powers secret from others.

Lily and Imogen's class assignment to protect an enchanted mailbox goes wrong and a postman is transformed into a dog; Kyra must use her magical ability to talk to dogs to find the missing pooch before the change becomes permanent.