When ordinary teenage Kyra is caught in a magical tug of war between Imogen, a mischievous elf, and Lily, a conscientious fairy, she discovers an extraordinary world of magic that exists in secret all around and her life changes forever.

Unable to control her magic, Kyra joins Maxwell’s school. Kyra feels like an outsider, but when the class is assigned to solve a magical problem, Kyra’s intervention saves the day.

When Kyra's friend, Peter, witnesses Kyra doing magic, Lily tries to wipe his mind; the spell goes wrong, which results in Peter believing he's Shakespeare's Romeo in a play he's rehearsing for school and falling in love with Lily.

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.

A dangerous suit of armor escapes from the Museum of Magic; despite Imogen's reservations, Kyra attempts to stop the armor's rampage.

While under the scrutiny of crack DMI Agent Orla, Kyra and her class members are tested on their ability to handle magical outbreaks; when Orla releases a magical force that endangers Peter, Kyra must choose between the two worlds she now inhabits.

Kyra is confused about her place in the magical world, so Lily transforms her into a fairy; tiny Kyra gets trapped in a girl's bedroom.