It is 1988, in the near future! Only a few years earlier, the world has collapsed during a nuclear war and the few survivors must make do as best they can.
Ben Faber (Gary Lockwood) operates a family farm and is isolated from world events. They live a reasonably happy life until they are besieged by a brutal and cannibalistic motorcycle gang who want to eat men and reproduce with the women. The family is forced to protect themselves with the weapons found in the house.
Concurrent with this they have given a mysterious stranger shelter them coming to the rescue at the end – it is not Mad Max.