Game Library › Steam › Adventure › Project Blue Book: Hidden Mysteries

Project Blue Book: Hidden Mysteries

Three Gates · Legacy Games · 15 Mar 2021 · Steam

Steam reviews66% positive6 reviews · Mixed

Store: Steam
Platform: Steam
Release date: 15 Mar 2021
Developer: Three Gates
Publisher: Legacy Games
Players: Single player
Features: Steam Achievements, Family Sharing
Play modes: Windows
Availability: Available now

It’s 1952, and the U.S. Air Force is operating a top-secret investigation: Project Blue Book. As a newly recruited agent, it’s your job to uncover the truth behind these real declassified UFO sightings. Test your observation and investigation skills in this out-of-this-world hidden object adventure!