The house guests at Styles seemed perfectly pleasant to Captain Hastings, so it came as a shock to him when Poirot declared that one of them was a five-times mu... » 

The house guests at Styles seemed perfectly pleasant to Captain Hastings, so it came as a shock to him when Poirot declared that one of them was a five-times murderer. The ageing detective was crippled with arthritis, but had his deductive instincts finally deserted him? «