The FBI calls in its crack paranormal investigation team. The team consists of four plucky detectives and their dog. The dog is not forensically trained in any useful way, but is more of an emotional support animal for one of the team that struggles with addiction. It also talks to a limited extent.

The team investigates a haunting; revealing in a twist ending that it was the janitor in a costume all along.

Autism as a diagnosis is relatively new, but people would have always had traits that would be thought of as nowadays as autistic. As an example, Rube Waddell was a professional baseballer in 1897 who was so fascinated by firetrucks that he would run off the field mid-game to chase them.