"In New York Times bestselling author J.A. Jance's gripping new thriller, Man Overboard, two tech geniuses face off--one intent on saving lives, the other on ending them. Cybersecurity expert Roger McGeary finally has his life back on track after years of struggling with depression. But when he falls from the balcony of his suite on an all-expenses-paid cruise, the police quickly dismiss it as 'death by misadventure,' a vague phrase leaving much to...

A mysterious AI-controlled sub in the Black Sea, a sleeper agent in the Pacific and a gang of master international hackers threaten to throw the United States into chaos. America may seem safe from within. But far beyond its borders, a new enemy is rising: a global organization that aims to destroy the country's cybersecurity and wreak havoc on the nation. The president has tasked the new intelligence agency, Net Force, with sniffing out and putting...