I was going to say it's pretty steep, but I went back to check your itch page and found this gem:
So it actually seems pretty obvious watching the gameplay in the tutorial vid, plus it's hilarious!Viewing post in Bulletrina jam comments
To be fair, it's not exactly obvious from the video. I never explicitly explain how you should be moving around to have good aim, I just introduce the keybinds and that's it.
I'm really happy to hear you liked the play guide!! I had an absolute blast making it! It was supposed to be a part of the game itself, but it sadly broke on the exported versions so I had to remove it.