Belgian sleuth Hercule Poirot's Egyptian vacation aboard a glamorous river steamer turns into a terrifying search for a murderer when a picture-perfect couple's idyllic honeymoon is tragically cut short.

Armed with only one word - Tenet - and fighting for the survival of the entire world, the Protagonist journeys through a twilight world of international espionage on a mission that will unfold in something beyond real time.

Genius Belgian detective Hercule Poirot investigates the murder of an American tycoon aboard the Orient Express train.

Legless Southern inventor Dr. Arliss Loveless plans to rekindle the Civil War by assassinating President U.S. Grant. Only two men can stop him: gunfighter James West and master-of-disguise and inventor Artemus Gordon. The two must team up to thwart Loveless' plans.