The ship's holographic doctor has a strange encounter with Lt. Barclay that leads to him having problems telling reality from fiction. He is lead to believe that Voyager is nothing but a holographic simulation that he must fix.

Stardate: 49011. Ensign Harry Kim arises one morning to find he is back in San Francisco on Earth with his girlfriend, Libby. In this alternate reality, Starfleet records show he never served aboard Voyager, which Starfleet considers lost. Instead, Kim works in Starship Design at Starfleet Headquarters. To help him restore reality, he enlists the help of a shady figure in France named Tom Paris, who has no idea who Harry is.