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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1,293 books — 735 voters
Eon by Alison Goodman
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128 books — 185 voters

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2,557 books — 4,622 voters
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7,318 books — 15,656 voters