The Decision of M. Bouc and Dr. Constantine
Murder on the Orient ExpressM. Bouc and Dr. Constantine, as representatives of the railway and medicine, must decide which solution to accept, reflecting the theme of complicity and justice.
increasing
Bearing strength in each event
decreasing
The Burden of Choice

The Burden of Choice
The Presentation
Poirot lays out the two solutions. The first is a simple story of an outside assassin; the second is the truth of the conspiracy. He leaves the decision to M. Bouc and Dr. Constantine.
The Moral Dilemma
Both men are faced with a moral dilemma. They must choose between legal justice and moral justice. They are also aware of the practical consequences: a scandal would ruin the company and the lives of the passengers.
The Consultation
They discuss the matter in private. M. Bouc is inclined to accept the first solution to avoid trouble. Dr. Constantine is initially hesitant but agrees. They are both complicit in the cover-up.
The Decision Announced

The Decision Announced
The Acceptance of the First Solution
M. Bouc announces that they accept the first solution. He says that the second solution is too fantastic and would not hold up in court. Dr. Constantine agrees, adding that the medical evidence supports the first theory.
The Relief of the Passengers
The conspirators are relieved. They know they have been given a second chance. They thank Poirot silently. The tension in the dining car dissipates.
The Role of the Authorities
By choosing the first solution, M. Bouc and Dr. Constantine become part of the conspiracy. They are now complicit in the cover-up. This complicates the moral landscape of the story.
The Aftermath of the Decision

The Aftermath of the Decision
The Return to Normalcy
The train is freed from the snowdrift. The passengers continue their journey. The case is officially closed with the first solution. The conspirators will never be prosecuted.
The Unspoken Agreement
Everyone involved knows the truth, but it will never be spoken. The decision creates a bond of shared secrecy. The lie will be maintained for the sake of justice.
The Reflection
M. Bouc and Dr. Constantine will have to live with their decision. The novel suggests that sometimes the right thing is not the legal thing. The choice they made is a testament to their humanity.
After Poirot presents the two solutions
Immediately after the consultation
After the train is freed