I wasn't able to extract your game. Is there anything I missed?
There are two parts. Did you extract to a folder? A friend was having issues through Itch, so I uploaded it to dropbox as well. This should be better. Thaks for trying my game.
https://www.dropbox.com/scl/fi/0rsnawi7lo413yw6gp5ct/The_Courier.7z?rlkey=yv7wcw...