It is winter in Area X. A new team embarks across the border on a mission to find a member of a previous expedition who may have been left behind. As they press deeper into the unknown, navigating new terrain and new challenges, the threat to the outside world becomes more daunting.

In the new Sigma Force thriller, Commander Gray Pierce and his team of globetrotting problem-solvers run up against something they aren't sure how to handle. In a part of the Congo, the environment seems to have been altered. Flora and fauna are apparently undergoing some sort of accelerated evolution; at the same time, the people there seem to have taken several steps backwards on the evolutionary ladder, making them unresponsive and virtually immobile....

"For eons, the city of Troy--whose legendary fall was detailed in Homer's Iliad--was believed to be myth, until archaeologists in the nineteenth century uncovered its ancient walls buried beneath the sands. In the frozen tundra of Greenland, a group of modern-day researchers stumble on a shocking find: a medieval ship buried a half-mile below the ice. The ship's hold contains a collection of even older artifacts--tools of war--dating back to the Bronze...

"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...

Futuristic speculation combines with murder when a scientific expedition on a faraway planet searches for an alien species only to be stalked by a determined killer who may be a hostile alien or a member of their own team.

"Reimagines the historical Lapérouse expedition, a voyage of exploration that left Brest in 1785 with two frigates, more than two hundred men, and overblown Enlightenment ideals and expectations, in a brave attempt to circumnavigate the globe for science and the glory of France"--Dust jacket flap.