Today is Pearl's ninth birthday, and she is planning a sea-sational day with her best friends. But when Pearl takes a shortcut on the way to merschool and sees a shooting star fall into the ocean, things begin to drift off course...

Suddenly, her mermaid tail begins to shimmer and sparkle. What could it mean? Well for a start, Pearl discovers she can now talk to animals, which comes in very handy when one of her friends is cornered by a hungry reef dragon!

It's time for a mermazing adventure in Cockleshell Cove!