Maybe a little less trash than what we are accustomed Thilliez (room of the dead forest shadows ...) a little too technical (between puzzles, math and memory, a good concentration is necessary to stay hang on Ariane wire story and grasp the subtleties), but in general there are the ingredients of a good Thilliez: licked investigation, dark, hyper pace of history and mastered 400 pages that eaten within hours regretting, closing it, that there are not still some more of them ...