Holmes, while suspended from consulting for the NYPD, investigates the death of a conspiracy theorist and has to figure out who is killing a team of sleeper agents who participated in an American Military War Game risking national security. He reluctantly apologizes to Captain Gregson, who angrily banned him from the station after he abducted Moran in the previous episode.
A modern take on the cases of Sherlock Holmes, with the detective now living in New York City.