Poirot was smiling rather oddly to himself.

“Someone else went into her compartment and found her dead.”

“And they did not rouse the train?”

“No.”

“Why was that?”

“Doubtless they had their reasons.”

Lenox looked at him sharply.

“Do you know the reason?”

“I think so⁠—yes.”

Lenox sat still turning things over in her mind. Poirot watched her in silence. At last she looked up. A soft colour had come into her cheeks and her eyes were shining.