In 1829, the Portuguese brig Dourado sank off the coast of Indonesia, losing its cargo of priceless treasures from the Holy Land. One of these lost relics holds the key to an ancient mystery. But someone does not want this treasure to come to light. When her father is murdered while searching for the Dourado, Kaylin Maxwell hires treasure hunter and former Navy Seal Dane Maddock and his partner Uriah "Bones" Bonebrake, to locate the wreckage and recover a lost Biblical artifact.

On a desolate beach in far northern Scotland, the winter storms have been washing up all manner of things since time began. But buried in the centre of one smaller iceberg is a shard of ancient Viking pottery telling a partial tale of a hidden mysterious island beyond the ice and mist, that was home to a great treasure and even greater horrors. Thawing in the same block of ice was a rotting flap of skin that refused to be identified but had similar skin patterns to a creature not seen for 100 million years.

When eccentric billionaire Ellis Holloway hires renegade marine biologist Sam Aston to investigate the legend of a monster in a remote Finnish lake, Aston envisions an easy paycheck and a chance to clear his gambling debts. But he gets much more. There is something terrible living beneath the dark waters of Lake Kaarme and it is hungry. As the death toll mounts, Aston faces superstitious locals, a power-hungry police chief, and a benefactor's descent into madness as he races to find the legendary beast of the lake.

Jacob Snow—elite soldier-turned-CIA agent, haunted by his tortured past—is one of the CIA’s greatest assets and is dispatched when the stakes are highest. When an ancient Egyptian relic goes missing under mysterious circumstances, Jacob knows this is no run-of-the-mill robbery: The relic holds a secret—one that could destroy everything.

In the New Mexico badlands, the skeleton of a woman is found—and the case is assigned to FBI Agent Corrie Swanson. The victim walked into the desert, shedding clothes as she went, and died in agony of heatstroke and thirst. Two rare artifacts are found clutched in her bony hands—lightning stones used by the ancient Chaco people to summon the gods. Is it suicide or… sacrifice?