In 1074 BC, vast treasures disappear from the tombs of Egyptian Pharaohs. In 1927, a daredevil American aviator vanishes on an attempted transcontinental flight. And in the present day, a fishing trawler - along with its mysterious cargo - sinks off the coast of Scotland. How are these three mysterious events connected? And, more importantly, what do they mean for Kurt Austin and his NUMA team? As they search for answers, the NUMA squad join the agents of the British MI5 to take on a wide-reaching international conspiracy.

Treasure hunters Sam and Remi Fargo are exploring the Great Pocomoke Swamp in Delaware when they are shocked to discover a World War II German U-boat. Inside, they find a bottle taken from Napoleon's "lost cellar." Fascinated, the Fargos set out to find the rest of the collection. But another connoisseur of sorts has been looking for the bottle they've just found.

Fully armed and with all hands onboard, the nuclear submarine Starbuck sailed into the calm Pacific Ocean for sea trials - and vanished. No wreckage, no signals, no survivors: nothing...until ace maritime troubleshooter Dirk Pitt finds a single chilling clue in the shark-torn surf off Hawaii - the log of the Starbuck. 'Do not search for us, it can only end in vain....' A crazed journal of madness and death is all that remains.

On a NUMA training mission in the Caribbean, Kurt Austin and Joe Zavala catch a distress call from a nearby freighter. Leaping into action, they locate a damaged vessel and a dead captain clutching a shotgun. While searching the freighter for clues, Kurt and Joe are ambushed by crew members who seem terrified and disoriented, almost brainwashed. The trawler they were hauling has vanished, taken—the men say—by baffling lights that circled the ship.

A no-nonsense detective is on the trail of the sharpest and deadliest criminal mind he has ever encountered: a serial robber who murders any and all witnesses in cold-blood.