A CIA analyst investigating the mysterious car crash that killed two agents in Mexico is hurled back in time—three months before the explosion. She knows exactly who dies, when, and how. But every attempt to rewrite fate unleashes chaos she never saw coming. In the neon-lit underworld of Mexico City, she teams up with a rogue Federal Police officer with secrets darker than her own. Trust is a luxury. Time is running out. And the conspiracy goes deeper than either nation dares to admit.