Taryn Marler

Now that Rikki and Zane have broken up, he rehires and appoints Sophie as the café's new manager.

Bella wishes to ask Will to come with her to the big party, but a misunderstanding ensues when it seems he's asking Rikki.

Cleo discovers a comet is causing fish to flee the waters around Mako Island.

Rikki is frustrated by the water attacks and goes to Mako Island on a full moon to confront the strange force in the Moon Pool, but Will pursues her while Cleo and Bella are delayed.

Zane resents Will having become part of the team but fails to make the girls doubt his reliability.

The girls must face final exams and avoid a water attack in public when the full moon rises early.