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Cover of I Know A Secret

Mystery · 2017 · PG-13

I Know A Secret

by Tess Gerritsen

A young woman is dead — and her killer has a taste for the macabre

For14+GenreMysteryLength320 pagesRead time~8.5 hours

This analysis was generated by AI from publicly available reader reviews, literary criticism, and book discussions. It has not been verified by a BookLens community reviewer and may contain errors. Be the first to verify →

Content snapshot

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What's in this book, at a glance — five things readers want to know before they start.

Violence

A lot

Murders staged as religious martyrdom; disturbing crime scenes described

Language

Some

Moderate profanity

Sexual Content

Barely any

Minimal romantic content

Substance Use

Barely any

No significant substance use

Emotional Intensity

A lot

Dark religious themes; psychological horror of ritualistic murder and martyrdom imagery

What this book is about

Boston detective Jane Rizzoli and medical examiner Maura Isles investigate the murder of a young woman whose death is staged to echo the martyrdom of a Catholic saint. When more victims follow, each death carrying its own harrowing staging, Rizzoli and Isles must enter a world where religious devotion has curdled into something monstrous. The twelfth Rizzoli & Isles novel.

Notes for sensitive readers

Reader-flagged moments and themes that may affect your experience.

Ritualistic murder staging

Religious extremism

Graphic crime scenes

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