Four masked men stormed into Jack Russo's Boston apartment, killed his wife, kidnapped his infant daughter, and left him for dead. Twenty years later, he is still on a relentless search for his daughter. Revenge has led him to the border towns of Texas and Mexico, where he meets Siena, a spirited young woman who joins him on a riveting journey into the world of the dangerous Mexican drug cartels and the deeper struggle with justice, peace, truth, and forgiveness.