Instruct: Classify Amazon reviews into positive or negative sentiment
Query: classic Golden Age mystery

Written in the style of the classic 1930s country house mysteries, this book is laugh-out-loud funny. It's full of intrigue, murder, blackmail, and robbery as almost every guest at the house party plot and counter-plot against each other. Inspector Wilkins, the local policeman who is not sanguine about his chances of catching the murderer, nevertheless untangles the intricate plot and takes his place alongside Hercule Poirot and Lord Peter Wimsey as a Golden Age detective.