I don't see a purchase button?
Viewing post in The Wolves and the Lightbringer comments
So. "Conversion issues" may be underselling it. Try "major OCR errors such as missing letters".
Even after al these years
You should be able to open the .epub like a .zip file, edit the words inside, and zip it back up.
(Reading the PDF version on my phone instead for now, the words per line is more than I'd like (for a phone) but still tolerable.)