Stella is happy as a clam in fourth grade. She's the president of the Sea Musketeers conservation club, she starts taking swim lessons, and she joins a new art club at school. But as her schedule fills up, school gets harder, too. Suddenly the tides have turned, and she is way too busy! Stella will be in an ocean of trouble if she can't keep her head above water. But with her trusty Sea Musketeers by her side, she hopes to make her big dreams come...