Thank yo uso much for this feedback Avocado Smoothie, really nice.
We are working on a tutorial, and hope that it will be available in the coming weeks.
The UI bug have been fixed, thank you so much for reporting it.
We will add a "Speed up" button within the next few weeks.
The story.. yes, we will be working on making it a bit more engaging.. but, you got us :D We are mainly focusing on making the gameplay fun.
You forgot to post a link to your game test page: https://itch.io/t/3719305/play-in-browser-plants-vs-zombiesrts-hybrid-needs-feed... I think other would like to play your game!