Players jump in the role of Antoinette Marceau, who works with Hercule Poirot in a murder investigation. A train leaving from Istanbul toward Paris becomes suddenly a mysterious crime scene, as a passengers, Mr. Rachett, turns up dead. You'll need to collect clues to help detective Hercule Poirot in pinpointing the murderer.
The game is based on a famous novel boasting mystery and intriguing plot with twists and turns, and features voice talent from the award-winning actor, David Suchet. The in-game hint system allows to use Hercule Poirot as a mentor, as he gives valuable ideas and suggestions to easen solving the mystery.