It's not a soft lock; you need to press the "z" or "x" keys to continue.
And to respond to your first statement, I've put this project on hold to focus on my other commercial games and plan to reboot this from the ground up in the future.
EDIT: Also, please follow to get updates. I'm working on a new game called The Succubus Queen and the Holy Sword. Wishlist it here on Steam: https://store.steampowered.com/app/3141990/The_Succubus_Queen_and_the_Holy_Sword...