From The Depths Free Download (v3.6.1.9) -

Requests for "Free Downloads" of paid games often lead to unauthorized third-party sites. Downloading from such sources carries significant security risks, including:

: Files hosted on unofficial "free download" sites are frequently bundled with trojans, miners, or credential stealers that can compromise your system. From the Depths Free Download (v3.6.1.9)

: Unofficial versions do not receive the frequent optimization updates or bug fixes provided by the developers. Recommended Official Sources Requests for "Free Downloads" of paid games often

The specific game is a sandbox construction title by Brilliant Skies Ltd. , but version "v3.6.1.9" does not appear to be an official release or a documented build in its public history. From the Depths Free Download (v3.6.1.9)