Series
There are 3 books in the Wayward Pines series.
Secret Service agent Ethan Burke arrives in the bucolic town of Wayward Pines searching for missing federal agents, only to find himself trapped in a nightmare where escape is impossible and nothing is what it seems. Crouch constructs a masterful puzzle box thriller that peels back layers of mystery
All 3 books total 890 pages.
The Books Oracle — track the series you are partway through, and see what to read next.