The Murder of Roger Ackroyd by Agatha Christie is $1.99 for Kindle today. This is the book that made Agatha Christie famous. It has a twist that had never been done before at that time.
Silent in the Grave (Lady Julia Grey Mystery series Book 1) by Deanna Raybourn is $1.99 for Kindle today. Terrific book! “Let the wicked be ashamed, and let them be silent in the grave.” These ominous words are the last threat that the darling of London society, Sir Edward Grey, receives from his killer. Before he can show them to Nicholas Brisbane, the private inquiry agent he has retained for his protection, Sir Edward collapses and dies at his London home, in the presence of his wife, Julia, and a roomful of dinner guests.