The Investigations of Inspector Higgins
Volume 30 : Enigma XXL

XXL. The acronym for large sizes, three Roman numerals … but also a code to decipher and the mark of a murderer striking in Edinburgh, capital of Scotland.

It all starts with a poisoning at an awards ceremony. An illustrious mathematician is wrongly accused on the basis of a false testimony. The investigation is sloppy. A nice scandal on the horizon, unless Higgins untangles the threads of an enigma involving twins, a basketball player and the director of a laboratory.

Higgins, who had the local Super-intendent dismissed, is not playing on home ground for this case. Even worse, he could become the target of the culprit who hides behind these lethal letters: XXL…