Cyril is in the Bahamas on a perilous mission to track down the biggest predator he's ever faced: a giant tiger shark. At over 1500 lbs, the tiger shark is one of the deadliest fish in the ocean. But that's not all, to help scientists study these beasts, Cyril must also catch the tropic's most aggressive and unpredictable shark, the bull shark - And to complete his mission, he will also have to dive with a swarm of reef sharks, a great hammerhead and even a giant tiger shark.