Mario Leme is a low-ranking detective in the S o Paolo civil police. Every day on the way to work he sets off early and drives through the favela known as Parais polis - Paradise City. It's a pilgrimage: his wife Renata was gunned down at an intersection here a year ago, the victim of a stray bullet in a conflict between drug dealers. One morning, parked near the place where Renata died, he sees an SUV careen out of control and flip over...