Once extracted, you will likely find an .iso file. You can mount this in Windows to access the installer.
Ensure you have the full set (TiNYiSO typically uses a standard part numbering system). Five.Dreams-TiNYiSO.part2.rar
The file is part of a compressed scene release for the PC game Five dreams , developed by Star Game and released in November 2021. Once extracted, you will likely find an
Players explore five distinct "dream" environments. While designed for VR (supporting HTC Vive and Oculus Rift), it can also be played with a standard mouse and keyboard. Developer/Publisher: Star Game. System Requirements Five.Dreams-TiNYiSO.part2.rar