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Content snapshot
Flag an inaccuracy →What's in this book, at a glance — five things readers want to know before they start.
Violence
Some
Action combat; violence; mass-casualty threat
Language
Barely any
Mild language
Sexual Content
None
No sexual content
Substance Use
None
No substance use
Emotional Intensity
Some
Themes of genetic engineering ethics, extinction, and the thin line between discovery and destruction
What this book is about
The tenth Sigma Force novel (2014) follows Sigma director Painter Crowe and field agent Gray Pierce as they investigate a massacre in California linked to a genetic experiment that could exterminate all life on Earth. Rollins at his science-thriller best. For older teens and adults.
Notes for sensitive readers
Reader-flagged moments and themes that may affect your experience.
Mass casualty themes
Reader Verification
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