
Guys, this book is legitimately terrible.
I knew, given Agatha Christie’s prolific output, that not all of her books, not even all of her Poirot mysteries, could be good. There was bound to be a few stinkers in there. But The Big Four is to Poirot what “Threshold” is to Star Trek: Voyager—which is to say, it is a well-intentioned attempt that might have once held interesting ideas but, when executed, became a shambles…