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Sierra Six (Gray Man Book 11)

by Mark Greaney

Thriller espionage Action-Adventure

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The Gray Man faces his latest high-stakes mission in this eleventh installment of Mark Greaney's bestselling series.

ASIN B0951LWVM1 Views 36 Publisher Berkley Year 2022 Format Kindle Edition Product Group Digital Ebook Purchas Pages 527 Created April 22, 2026 Updated August 13, 2026

About This Book

Sierra Six is the eleventh book in the Gray Man series by Mark Greaney.

The story follows the Gray Man as he undertakes a dangerous assignment.

This novel continues the action-packed adventures of the series.

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Sierra Six (Gray Man Book 11)

About This Book

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