The midnight hour approaches in an almost empty all-night diner. Mari sips her coffee and glances up from a book as a young man, a musician, intrudes on her solitude. Both have missed the last train home. The musician has plans to rehearse with his jazz band all night, Mari is equally unconcerned and content...
In the year 1780, Harriet Westerman, the willful mistress of a country manor in Sussex, finds a dead man on her grounds with a ring bearing the crest of Thornleigh Hall in his pocket. Not one to be bound by convention or to shy away from adventure, she recruits a reclusive local anatomist named Gabriel Crowther to help her find the murderer, and historical suspense's newest investigative duo is born.