"This sumptuously written thriller asks probing questions about how we live with each other and with our planet. The Cobra is a hard man in a brutal world. Expelled from El Salvador after a drug bust and working as a Guatemalan businessman's enforcer, he meets and comes to admire Polo, a human rights campaigner who defends the Mayan people. When the Cobra's boss orders him to murder Polo, a last-minute stab of conscience brings him into conflict with...