Outside Humanity

by Blake Pierce

“A masterpiece of thriller and mystery.”
—Books and Movie Reviews, Roberto Mattos (re Once Gone)
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Amidst Duluth's harshest winter, scenic vistas are transformed into haunting crime scenes by a murderer with an eye for photography. FBI Agent Isla Rivers must think like an artist to see through the killer's lens and prevent further deaths.

OUTSIDE HUMANITY is the tenth book in a long-anticipated new series by #1 bestseller and USA Today bestselling author Blake Pierce, whose bestseller Once Gone (a free download) has received over 7,000 five star ratings and reviews. The series begins with OUTSIDE THE ROOM (book #1).

The Isla Rivers series is a riveting mystery series brimming with suspenseful cat-and-mouse dynamics and unexpected turns that will send shivers down your spine. Its enthralling female lead will capture your affections and keep you engrossed in the pages long after you turn out the lights. Fans of Lisa Regan, Lee Child, and Mary Burton are sure to fall in love.

Future books in the series are also available!


“An edge of your seat thriller in a new series that keeps you turning pages! ...So many twists, turns and red herrings… I can't wait to see what happens next.”
—Reader review (Her Last Wish)
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“A strong, complex story about two FBI agents trying to stop a serial killer. If you want an author to capture your attention and have you guessing, yet trying to put the pieces together, Pierce is your author!”
—Reader review (Her Last Wish)
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“A typical Blake Pierce twisting, turning, roller coaster ride suspense thriller. Will have you turning the pages to the last sentence of the last chapter!!!”
—Reader review (City of Prey)
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“Right from the start we have an unusual protagonist that I haven't seen done in this genre before. The action is nonstop… A very atmospheric novel that will keep you turning pages well into the wee hours.”
—Reader review (City of Prey)
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“Everything that I look for in a book… a great plot, interesting characters, and grabs your interest right away. The book moves along at a breakneck pace and stays that way until the end. Now on go I to book two!”
—Reader review (Girl, Alone)
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“Exciting, heart pounding, edge of your seat book… a must read for mystery and suspense readers!”
—Reader review (Girl, Alone)
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220 pages, Kindle Edition

Published May 8, 2026

About the author

Blake Pierce is author of the bestselling RILEY PAGE mystery series, which includes seven books (and counting). Blake Pierce is also the author of the MACKENZIE WHITE mystery series, comprising four books (and counting); of the AVERY BLACK mystery series, comprising four books (and counting); and of the new KERI LOCKE mystery series.

An avid reader and lifelong fan of the mystery and thriller genres, Blake loves to hear from you, so please feel free to visit www.blakepierceauthor.com to learn more and stay in touch.

Reviews

[Laura Poppenwimer]

This series just keep getting better and better. The characters are really interacting and adding to the complexity of the plots. There are a lot of twists and turns and this one ended with a terrible event. Looking forward to the release of the next in this series.

[Lorraine F.]

Instant Adventure

Throughout the excitement while looking for two serial killers, this story keeps you engulfed until the end. Great read. Outstanding!