Agatha Christie Hercule Poirot : The London Case

This is a puzzle/investigation game in which players follow Hercule Poirot through a mystery involving a stolen painting. During the course of the investigation, players can examine corpses and hear dialogue about murder. One sequence depicts a character being shot (off screen); another man is knocked unconscious off-camera. One clue/item in the game is cocaine residue; text and dialogue discuss the negative effects of the drug.