He's helping us, you know, Evie." Miss Howard shook hands with Poirot, but glanced suspiciously over her shoulder at John. 
He is working against us, you are aware, Evie.
mnli hypothesis: He is working against us, you are aware, Evie. premise: He's helping us, you know, Evie." Miss Howard shook hands with Poirot, but glanced suspiciously over her shoulder at John. 