Series
GRAY GHOST
by Amy McKinley · 3 books
Beneath the SurfaceAmy McKinley · 2018Book 5
Covert ThreatAmy McKinley · 2020Book 6
Marked for DeathAmy McKinley · 2020Read the whole series with friends
Book Nook keeps your place in GRAY GHOST, tracks every book you finish and lets you rate and talk about each one.