A rapid spreading virus which transforms people into intelligent, ultra-violent, extra-fast zombies. After each wave of attack by the monsters, they're left incapacitated for 32 seconds while they recover their strength.
In a remote village, two brothers find a demon-infected man just about to "give birth" to evil itself. They decide to get rid of the body, only to end up unintentionally spreading chaos.
When strange events occur in a neighborhood in Buenos Aires, a doctor specializing in the paranormal, her colleague, and an ex police officer decide to investigate further.