Cormac Reilly is about to reopen the case that took him twenty years to forget ... The stunning debut novel from your new favourite crime writer.

Dervla McTiernan

Internationally bestselling and critically acclaimed writer, Dervla McTiernan is the author of The Ruin, her crime debut set in Ireland. The Ruin is the first in the detective Cormac Reilly series and has been published in the United States, the UK and Ireland, and in New Zealand and Australia, where it was a top ten bestseller. It has been named one of Lit Hub’s Most Anticipated Crime Mystery and Thrillers of 2018 and an Amazon Best Book of July 2018 and has been optioned for TV by Hopscotch. A leading crime writer, Dervla was chosen as a New Blood Panelist. Dervla is Irish and lives in Perth, Australia.

Dervla McTiernan



When Dr Emma Sweeney stumbles across the victim of a hit and run outside Galway University late one evening, she calls her partner, Detective Cormac Reilly, bringing him first to the scene of a murder that would otherwise never have been assigned to him.


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1. Tell me about your pathway to publication:

A. I’ve always been an avid reader. I learned to read when I was three and you would rarely have found me without a book…

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