Plunge into the Pacific with researchers and cinematographers and see the ocean’s rare and dazzling creatures in a way never before seen on television. The show examines an ocean that covers a third of the Earth’s surface.

Every year tiger sharks gather in big numbers in Maui. What’s the cause? It’s a mystery that’s a decade in the making. Now, a team of fearless shark scientists gets hands-on with one of the ocean’s largest predators to find out. That means free diving, face-to-face and unprotected. But these young women will do whatever it takes to get the data they need to crack the case.