Go Under (Kate Valentine #9)

Go Under (Kate Valentine #9) by Blake Pierce is out now (published August 12, 2026).

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Go Under (Kate Valentine #9)

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Go Under (Kate Valentine #9) Release Date: August 12, 2026

Published

“A masterpiece of thriller and mystery.”
—Books and Movie Reviews, Roberto Mattos (re Once Gone)
⭐⭐⭐⭐⭐

When FBI analyst Kate Valentine hunts an elusive mastermind who leaves a cryptic trail based on the Ten Commandments, she soon realizes he may just be targeting her.

A pattern of deceit woven into the lives of the dead beckons Kate Valentine into a deadly game of silence and sin. As mouths are cruelly sealed, Kate races against the unraveling threads to connect the victims to a sinister puppeteer orchestrating a symphony of retribution.

GO UNDER is the ninth 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 GO HOME (Book #1).

The Kate Valentine mystery series immerses readers in a riveting suspense filled with unexpected turns. It showcases a brilliant female lead who outwits her adversaries and is sure to win over readers with her charm. Fans of Melinda Leigh, Lisa Regan, and Lee Child are sure to fall in love.

Future books in the series are also available!

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[Average Rating: 5]

Genre: Thriller

Blake Pierce

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