Kaz, Dante, Adriana, and Star aren't the best diver
in the world. But they've been chosen to spend the summer exploring the depths of the sea.
There are only a few problems. First, the sharks.
Killer sharks. And then the fact that the people running the prgram are covering up something big... and mysterious.
These four kids are about to make the discovery
of their lives - and pu themselves in danger becase of it.
