And Then There Were None by Agatha ChristieThe Murder of Roger Ackroyd by Agatha ChristieMurder on the Orient Express by Agatha ChristieDeath on the Nile by Agatha ChristieCurtain by Agatha Christie
Most Shocking Agatha Christie Ending
30 books — 75 voters
And Then There Were None by Agatha ChristieThe Murder of Roger Ackroyd by Agatha ChristieThe Sign of Four by Arthur Conan DoyleThe Mystery of the Yellow Room by Gaston LerouxMurder in Mesopotamia by Agatha Christie
Locked Room Mysteries
150 books — 149 voters

Big Money by James  HudsonZero Alternative by Luca PesaroStartup by Glenn OguraThe OSSI Model - The Gannon Transcripts by Kent SternCaught in PRISM's Web by Derek A. Leist
Financial Thrillers
53 books — 55 voters