No rules. No backup. No mercy… In Mexico they call her Doncella de la Muerte, the Maiden of Death. Her criminal empire stretches across the border, built on a foundation of drugs, torture, and bloodshed. When the CIA discovers this cartel queen is harboring an international terrorist planning an attack on American soil, paramilitary officer Thomas Caine is assigned to Operation Sidewinder. His smash this unholy alliance by any means necessary. Partnered with a beautiful DEA agent, Caine heads deep into narco country, a lawless wasteland where the streets run red with blood and everyone has a price. But someone in his organization is playing dirty. And when the mission goes terribly wrong, Caine discovers he's been set up. Trapped in hostile territory, Caine must battle an army of cartel killers across treacherous terrain. His enemies think they’ve won. But they made one fatal mistake. They left Thomas Caine alive…