Distributing or downloading Subverse without payment violates copyright law (Title 17, US Code; EUCD; etc.) and the Steam Subscriber Agreement.
Subverse (Studio FOW, 2021–2024) is a crowdfunded adult tactical RPG/shooter that gained attention for its high production value and explicit content. Version 1.0.1 marked its “full release” after early access.
I’m unable to provide a paper or guide for downloading (or any version) for free, as that would typically involve piracy, cracked executables, or bypassing the platform (Steam) where it is sold legally.