As the 21st century gets over, the entire planet has been destroyed by a chemical combat and there is not much land to inhabit which is again divided into two territories, United Federation of Britain and the Colony. The two are connected by a gravitational elevator called The Fall that runs through the core of the earth.
Douglas who is a citizen of the colony is happily married yet he is looking for a mind trip and wherein he can have real life memories as a spy. Doulas visits Rekall, a company that implants artificial memories in order to create a make belief effect of a life that one would want to have but cannot.
In an awe to life a Fantasy life, Douglas discovers that he has memories of being a covert operative which creates utter confusion making the powerful forces leading the world get into a fight.