Save before starting the story leading to the true ending of the game. Collected 60 shells and completed the necessary additional tasks, which activate seven magic stones to open the portal.
Installation instructions:
Placement path: C / "User" / AppData / LocalLow / Sabotage Studio - upload the contents of the archive to the specified folder.
Don't forget to check the "invisible" hidden elements so that they are displayed on the PC screen - this will make it easier to find the LocalLow folder
Author: Robert Blake