The Blackthorn Mystery By Darryl Martel When Margaret Redfern, a sharp-witted former schoolteacher, visits her old friend Eleanor Middleton at Blackthorn Vicarage, she expects a peaceful stay. Instead, she finds herself tangled in the murder of a powerful and widely disliked magistrate, Colonel Ambrose Ashford. With the police baffled and the vicarage steeped in secrets, Margaret must untangle a web of deceit, false confessions, and buried pasts before the killer strikes again.