Sebastian St. Cyr mystery Books in Order

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A mystery series featuring Sebastian St. Cyr, with volumes numbered up to 20. No matching series exists in bm2 catalog.

Books in this series

Ordered by first publication where known. The official numbering for this series is incomplete in our sources, so we don't show series numbers we can't verify.

  1. Cover of When Blood Lies

    When Blood Lies

    2022 · Harris, C. S.

    March, 1815. The Bourbon King Louis XVIII has been restored to the throne of France, Napoleon is in exile on the isle of Elba, and Sebastian St. Cyr,…

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  2. Cover of Who Cries for the Lost

    Who Cries for the Lost

    2023 · Harris, C. S.

    June 1815. The people of London wait breathlessly for news as Napoléon and the forces united against him hurtle toward their final reckoning at…

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  3. Who Will Remember

    2025 · Harris, C. S.

    August 1816. England is in the grip of what will become known as the Year Without a Summer. Facing the twin crises of a harvest-destroying volcanic…

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Frequently asked questions

What order should I read the Sebastian St. Cyr mystery series books in?

Read them in publication order — the list above is sorted by first publication where known, starting with “When Blood Lies”.

How many books are in the Sebastian St. Cyr mystery series series?

We list 3 books by Harris, C. S. , published between 2022–2025.

Where can I buy the Sebastian St. Cyr mystery series books?

Each title above links to Amazon. See our affiliate disclosure.

Reading order compiled from author/publisher guidance and verified bibliographic data. Spotted a wrong order, a missing book, or any other mistake? and we'll correct it.