Sleazy Fork is available in English.
Single page HTML download for Literotica with improved readability
Greasemonkey, Firefox 125.0.2, you asked for what's in the console in another: https://pastebin.com/r9SJEVRF
I just happened to reload the page randomly.
The buttons do not appear if the page is not reloaded, the individual chapter buttons work, as does the button for works with only one chapter, but the button for grabbing a whole multi-chapter work does nothing.
Not seeing anything resembling a button or command.