Matt Amsterdam hates his place in life, so the reality police come to him and show him different realities. They show Matt his future in High School, as a Doctor, and more. They try to show Matt that his reality is not so bad. Matt is taken away by the officers and taken to a reality judge. The reality judge finds Matt guilty of being unhappy with reality.
References in Other Media
The reality police do not physically appear in the Goosebumps film, but during the end credits of the film, on A Shocker on Shock Street's animation, there's a street sign that says "Reality Police Department". There is also an achievement in Goosebumps: The Game called, "Don't Go to Sleep!".