Observational documentary series on police forces around the world, intended to reflect difficult challenges that the police face when patrolling dangerous cities in the world. Shot in Sao Paulo police force - chosen because of its dedicated police officers who put their lives at risk everyday to reduce crime rate and protect citizens. This doc explores reasons and motivations of individual police officers, and why they chose to do what they do - accompanying police on daily patrols, training exercises and operations, under supervision of the SP Police.