? A luxury train. A stolen jewel. A beautiful heiress found dead. Only Poirot can unravel the mystery.

In The Mystery of the Blue Train, Agatha Christie transports us to the lavish world of the 1920s French Riviera, where wealth, passion, and secrets collide aboard the famous Blue Train. When the glamorous American heiress Ruth Kettering is found murdered and her priceless ruby vanishes, the case shocks high society.

Enter Hercule Poirot, Christie's legendary Belgian detective. With his brilliant mind and eye for detail, Poirot navigates a tangled web of suspects—from aristocrats and dancers to jealous lovers—all of whom have something to hide. Can he uncover the truth before the killer disappears into the crowd?

? Why this mystery stands out:

A classic locked-room-style murder aboard a moving train

Intrigue set against a backdrop of luxury and decadence

One of Poirot's earliest and most atmospheric cases

Twists and red herrings worthy of the Queen of Crime

? Perfect for readers of:

Agatha Christie's Hercule Poirot series

Vintage detective fiction

Whodunits with glamorous settings

Golden Age mystery lovers

? What readers are saying:

"A richly entertaining mystery filled with glitter and shadows." – Crime Fiction Monthly

"Christie does not disappoint. The setting, the suspects, the suspense—everything clicks." – Amazon Reader

? Click "Buy Now" to step aboard the Blue Train… where every passenger may be hiding a deadly secret.