Red Harvest - Dashiell Hammett

The Continental Op travels to Personville, USA following an invite from the editor of the local newspaper, but upon the Op's arrival, he finds out that his host had been gunned down in cold blood. Just another day in Poisonville. When Personville's most powerful man enlists the help of the Op by floating a cool ten grand his way, the Op puts forth a plan to clean up the town once and for all.