Puebla City, Mexico, 1991. In the tropical night-time heat, someone is hunting women. The corpses are piling up, but in a landscape where violence against women is endemic, the activity of a serial killer can easily slip beneath the radar. Armando is a burnt-out cop, jaded and corrupt. His life unfolds in a shadowy world of illegality and vice. However, an encounter with a little girl causes him to see...