And Then There Were None by Agatha ChristieThe Surgeon by Tess GerritsenHeartsick by Chelsea CainSharp Objects by Gillian FlynnDark Places by Gillian Flynn
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1,289 books — 723 voters
Eon by Alison Goodman
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127 books — 183 voters

And Then There Were None by Agatha ChristieMurder on the Orient Express by Agatha Christie
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2,536 books — 4,532 voters
And Then There Were None by Agatha ChristieMallory's Oracle by Carol O'Connell
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7,294 books — 15,444 voters