Three Gates

Project Blue Book: Hidden Mysteries

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!

Released: 15 March 2021
Developer: Three Gates
Publisher: Legacy Games
Platforms: PC (Microsoft Windows)
Genres: Adventure · Indie