"Doc" Ford lives quietly as a marine biologist on Sanibel Island, having left a secret CIA past behind, but when an old friend seeking help is murdered, Doc finds himself back in Central America searching for a kidnapped boy.

The skeletons in Doc Ford's closet are on the loose. The marine biologist's former career as an operative in a covert wing of the CIA has a way of breaking in on his quiet life gathering specimens on Florida's Gulf Coast, but this time it's a full-frontal assault. Doc and his hippie pal Tomlinson (his closet isn't skeleton-free either) are enjoying a working vacation on Guava Key when Doc stumbles on a kidnapping-in-progress.

Doc Ford, marine biologist and sometime intelligence agent, is wallowing in depression, drinking too much, not exercising, and doing too much thinking. Then Sally Minster, an old friend comes to him for help; her husband has disappeared, and she refuses to believe he's dead. Thus begins a tale of cult religion, real estate schemes, and murder in the Florida Everglades.

"Doc Ford has long lived a double life. This time, it may finally have caught up to him. The electrifying new thriller from the New York Times-bestselling author. "I'll make an example of someone close to you." On a moonless night on Sanibel Island, Florida, marine biologist Marion "Doc" Ford carefully watches a video of a hooded man executing three hostages. The man is an American working with ISIS, and in the next few days, it'll be Ford's job,...