The Flight of the Falcon by Daphne du Maurier
A chilling tale in which the line between good and evil is blurred and suspicions run rampant. An ever-charming Italian courier, Armino Fabbio finds his life wildly shaken up when a mysterious murder compels him to return to his birthplace Ruffano to investigate the victim's identity. Haunted by its violent past and a sinister former duke known as The Falcon, his home is embroiled in scandal and unrest as justice is sought in deadly ways. At the center of the controversy is someone Armino never could have fathomed, pulling him into the heart of the conflict and revealing dark family secrets and the true selves of those closest to him.