I take it you are playing in Mobile? To be honest I made this for Desktop first, Mobile second so you are right, I should have called attention to the tab. I made a small stat window when scrolling down in the main page. Hopefully that fixes some confusion for Mobile users.
About the story, it's kept to a minimum because I'm just not good at writing. It's just you managing a solo agent against a neverending army.
The message about both the broken armor and the max level is an oversight and has been fixed.
These changes are only on the browser version for now.
Thanks for you feedback!