Two juvenile delinquents break into a luxury house where they rape two women. They settle in the house, sell the valuables and kill a curious neighbour.

A scientific team in Mexico discover a pool of unusual baby “octopus-like” specimens. Gathering a few for analysis back at the lab, it is soon discovered that the critters belong…

An alien life form, resembling glowing rocks, summons forth a huge, rolling ball of fire, whenever threatened, that incinerates people.