- Meet the Diamond Brothers, the world"s worst private-detective agency, in this Chandler-esque spoof from the creator of the Alex Rider series. When a dwarf comes into the office and leaves a package, Tim Diamond, the world"s worst private-detective, is faced with his toughest case yet. The office is ransacked and the package is found to contain simply a box of Maltesers. Who was the dwarf... and why was he murdered shortly after his visit? The Diamond Brothers" exposure is at an all-time high with brand-new covers for the entire series. Part of the Diamond Brothers series that also includes The Four of Diamonds (four novellas in one book), Public Enemy Number Two and South by South East.