Cain Shepherd · #7

Edge of Sanctity

Kate Bold

Crime Fiction Suspense Thriller Mystery Thriller

A new killer’s crime scenes suggest that their victims were to make deliberate decisions leading to their own demise. FBI Agent Cain Shepherd races to catch someone who believes carelessness deserves the cruelest awareness. Can he stop this mindful murderer before they strike again?

EDGE OF SANCTITY is BOOK #7 in a new series by #1 bestselling mystery and suspense author Kate Bold, whose bestseller NOT ME (a free download) has received over 3,000 five star ratings and reviews. The series begins with EDGE OF MADNESS (BOOK #1).

The CAIN SHEPHERD mystery series delivers pulse-pounding suspense, while filled with shocking twists and revelations. With its distinctive protagonist, this series reinvigorates the mystery genre and will keep you turning pages all through the night. Fans of Robert Dugoni, Lisa Gardner, and Gregg Olsen are sure to fall in love.

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Published
August 17, 2026
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Cain Shepherd

The series

Full series details →
#1 · 2026Edge of Madness #2 · 2026Edge of Murder #3 · 2026Edge of Mercy #4 · 2026Edge of Night #5 · 2026Edge of Silence #6 · 2026Edge of Hope #7 · 2026Edge of Sanctity #8 · 2026Edge of Darkness #9 · 2026Edge of Vengeance #10 · 2026Edge of Redemption
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