Undercover and on the trail of the most wily and dangerous target of their careers, U.S. Special Agents Hipolito "Poli" Acosta and A. J. Irwin chronicle the gripping true story of the U.S. government's covert operation to capture the man behind the largest human smuggling operation in history. The agents risk their lives in pursuit of Maan Singh, confronting thugs, corrupt officials and hitmen during this perilous chase that plays out across the globe from Quito, Ecuador Singh's headquarters to Guatemala, Panama, England, the Bahamas and the United States.