Agatha Christie Hercule Poirot The First Cases is a detective adventure exploring the early career of the famous fictional investigator, letting players examine crime scenes, gather evidence, and interview suspects to unravel a mystery. It follows the series' established point-and-click investigative style.

By focusing on Poirot's beginnings, the game offers an origin-style mystery for fans curious about the detective's earlier cases, built around methodical deduction rather than action.