A top nuclear scientist turns homicidal, taking an innocent family hostage at gunpoint. Gideon Crew, a colleague of the scientist at Los Alamos, is called in to talk the man down. But the standoff ends in an explosion of violence. When the authorities discover the scientist's body is intensely radioactive, and that he had recently embraced Islamic extremism, all hell breaks loose.

When miscalculations lead to a catastrophe during the testing of an artificial intelligence designed for a NASA probe, the AI escapes to the internet. Now the programmer who created "Dorothy" must team up with former CIA agent Wyman Ford to locate her before something devastating happens.

Heading an investigation into the murder of a wealthy tech billionaire's daughter, Lieutenant CDS Vincent D'Agosta teams up with FBI Special Agent A.X.L. Pendergast, only to uncover the work of a serial killer whose agenda threatens an entire city.