This documentary walks the line between fact and fiction, delving into corruption in the Mexican police through the experiences of two officers.

Set on the border, where Mexico becomes the crucible and the fearsome gangs of today’s Mexican countryside, the gauntlet, to freedom. The stories of a girl living in Honduras and hungering for a brighter future, and two teen gang members, for whom the Mara Salvatrucha is near their entire universe, become interlaced on the train to the border, a journey that will determine the future of their lives