v. 0.17 - v. 0.19
- Added the "RENDERING MODE" option. If you have an AMD graphics card and you encounter graphic artifacts, then try changing the rendering mode to "SIMPLIFIED"
- Now the place of appearance of the "Shadow" can be seen in advance, if you are careful enough.
- Improved jump.
- There are now two enemies waiting for you by the elevator instead of three.
- Added additional hints.
- An arcade machine has been added.
- The performance of the game on the Steam Deck has been successfully tested!
- Many minor improvements and fixes.

v. 0.20
- Added support for widescreen monitors up to 21:9.
- After loading the save, the player's viewpoint is not reset.
- The simplified rendering mode has been renamed to "ALTERNATIVE".
- Other small improvements.