you don't immediately recognise that you can hit with the mouse and move with the keyboard. the question arises as to which button you can hit with? The map is very small, when all the enemies are gone you don't know what else you can do.
It ran without crashing or making it impossible to continue playing. It's interesting and I'm curious to see how it continues. Unfortunately I ended the post with [ESC] and couldn't get the item. The few other bugs can be fixed. On the whole, the game runs well.