At the beginning of the movie Morpheus tells the hero, Neo, about the situation in the world:
Morpheus: The Matrix is everywhere, it is all around us. Even now, in this very room. You can see it when you look out your window, or when you turn on your television. You can feel it when you go to work, or when you go to church or when you pay your taxes. It is the world that has been pulled over your eyes to blind you from the truth.
Neo: What truth?
Morpheus: That you are a slave, Neo. Like everyone else, you were born into bondage, born inside a prison that you cannot smell, taste, or touch. A prison for your mind...
Watch it online: The Matrix
The Matrix (1999), by Andrew "Andy" Wachowski and Lana Wachowski.