An intelligent pulse of electricity moves from house to house turning ordinary household appliances and electronic devices into deathtraps. Having wrecked one household in a sleepy suburban neighborhood, the pulse finds itself in the home of a divorced father and his visiting son. Eventually taking

An intelligent pulse of electricity moves from house to house turning ordinary household appliances and electronic devices into deathtraps. Having wrecked one household in a sleepy suburban neighborhood, the pulse finds itself in the home of a divorced father and his visiting son. Eventually taking control of everything in the house and badly injuring the stepmother, the pulse traps the father and son who must fight for their survival.