Is there a walkthrough?
Viewing post in Yorna: Monster Girl's Secret comments
https://drive.google.com/file/d/1z7HJIKjhuyTutfct5BJLFueBXN_abBVM/view
I found it while digging through the pateron page.
P.S The person who wrote this walkthrough is dyslexic or a troll as things that say "west" are often to the east and vice versa. Otherwise the guide is fine, just expect a lot of "I thought you said weast" lol