Ready, Steady, Swim!

Marnie Blue returns for another adventurous year at Lady Sealia Foam's Mermaid School, where she and her friends prepare to compete in the Golden Glory Day competition, featuring a variety of fun and challenging events. The story revolves around their excitement for the contest and the mystery surrounding the missing Golden Days Crown, which has a historical connection to Marnie's family. With determination and teamwork, Marnie embarks on a quest related to the crown, promising a fresh and engaging maritime adventure.