A young police officer moves in the dark and contradictory Victorian London to uncover those responsible of four heinous murders. For that he will need to use his acuity, virtue that will permit him to reconstruct refined plans and complex interactions. After the success of 'The secrets of Greystone' the Inspector Dorian Bayley returns with four stories that tell the origins of the character. - "Shadows" (Finalist of the Gold Crime Carlo F. De Filippis Award, 2020 edition) - "Checkmate" - "The Queen of Diamonds" - "The Dignity of the Oleanders" (Winner of the literary competition "Sulle orme di Agatha Christie", 2020 edition)