Alex and his motley assortment of companions are on a mission to break a water dragon out of its aquarium prison in the first instalment of a fantasy series.

Meet Alex Neptune, the boy with the power of the ocean in his hands. For as long as Alex Neptune can remember, the ocean has been trying to kill him. So he's not too happy when a bunch of sea creatures drag him to the abandoned aquarium on the hill, where an imprisoned water dragon needs his help. But how can he say no to a magical myth?

Recruiting his tech-genius best friend Zoey, legend-lover Anil, a sharp-shooting octopus, four acrobatic otters and a thieving seagull, Alex plots a heist to break the dragon out. And suddenly discovers the power of the ocean at his fingertips...