You cannot open part 15 alone. You must have every part (part1, part2, etc.) in the same folder to extract the game.
The file is one segment of a "split archive." Repackers like DODI split large game files into smaller pieces (parts) to make them easier to download and host. File Extension: .rar indicates a compressed WinRAR archive. Hologram [DODI Repack].part15.rar
Players navigate a surreal, shifting environment where reality is questioned through holographic distortions and atmospheric tension. You cannot open part 15 alone
Ensure you have parts 1 through 14 (and any subsequent parts). Hologram [DODI Repack].part15.rar