From England to Egypt, accompanied by his elegant and trustworthy sidekicks, the intelligent yet eccentrically-refined Belgian detective Hercule Poirot pits his wits against a collection of first class deceptions.
In wartime England, railway official Ruben Roberts discovers that his wife was sexually abused as a child by the Chairman of the Line, also her godfather. With her assistance, Ruben plots murder on the Brighton Express.
A terrified couple becomes trapped in what seems to be a replay of a sinister event that happened in their apartment in the past.