Peter Grant is one of London’s Finest, a member of the Metropolitan Police Service. However, while most of the capital’s PCs are out chasing pickpockets and helping vomit-soaked hen parties, Peter is well underway to becoming London’s second wizarding cop. Working out of the secretive Folly in the heart of the city, he and his colleagues take on those crimes that might be described as weird, spooky, or frozen-hand-around-the-heart terrifying. Having garnered a fair amount of experience and knowledge, Peter is also in line for a promotion and is undergoing the process that could make him a Detective… Self-contained magical crimes, as recounted by Detective Peter Grant to his superiors, as he takes the Detective exam. If you've ever wanted to try the mysterious world of Rivers of London, this is the perfect opportunity to get on board! An all-new series of Rivers of London short stories by Ben Aaronovitch and Andrew Cartmel. Set between ‘The Hanging Tree’ and ‘Black Mould’.