Seattle PD sex-crimes detective Livia Lone knows the monsters she hunts. Sold by her Thai parents along with her little sister, Nason; abused by the men who trafficked them; marooned in America...the only thing that kept Livia alive as a teenager was her determination to find Nason. Livia has never stopped looking. And she copes with her failure to protect her sister by doing everything she can to put predators in prison.

Assistant US Attorney Alondra Diaz hates traffickers. And she’s determined to put one of America’s most powerful financiers, Andrew Schrader, in prison forever for his crimes against children. But Schrader has videos implicating some of the most powerful members of the US national security state. To eliminate Diaz, the powers that be bring in a contractor: Marvin Manus, an implacable assassin whose skills have been forged in intelligence, the military, and the hardest prisons. 

When a joint FBI-Seattle Police investigation of an international child pornography ring gets too close to certain powerful people, sex-crimes detective Livia Lone becomes the target of a hit that barely goes awry - a hit that had been offered to John Rain, a retired specialist in "natural causes." Suspecting the FBI itself was behind the attack, Livia reaches out to former Marine sniper Dox. Together, they assemble an ad hoc group to identify and neutralize the threat. There’s Rain. Rain’s estranged lover, Mossad agent and honeytrap specialist Delilah.

In Silicon Valley, the eccentric inventor of a new encryption application is murdered in an apparent drug deal. In Istanbul, a cynical undercover operator receives a frantic call from his estranged brother, a patent lawyer who believes he is the next victim. And on the sun-drenched slopes of Sand Hill Road, Silicon Valley's nerve center of money and technology, old family hurts sting anew as two brothers who share nothing but blood and bitterness wage a desperate battle against a faceless enemy.

For former Marine sniper Dox, a long-range hit in Cambodia was supposed to be just business as usual. But when you find yourself mixed up with rogue intelligence operations, gorgeous bar girls, and the world's worst human-trafficking heart of darkness, business is anything but usual. And making it personal is the most dangerous business of all.