How do you fit a square peg in a round hole? Awkwardly! In this case the square peg is our beloved M. Poirot, and the round hole is one of Dame Agatha's breezy thrillers from her early years. And yet all is not lost: there is much to love in this episodic novel--and in its adaptation, aired during the final, sepia-tinted season of the Suchet series.... It's 2017 and our resolution is to read as much Christie as possible; let's do this.