"To stop the world from burning, it's up to Sigma Force to uncover a secret buried at the heart of our planet. The Titan Project-an international research station off the coast of Australia-discovers a thriving zone of life in an otherwise dead sea. The area teems with a strange bioluminescent coral that defies science, yet holds great promise for the future. But the loss of a military submarine in the area triggers a brutal attack and sets in motion...