I cannot play it, because "The client and server don't support a common SSL protocol version or cipher suite."
Unfortunately, I don't know the way to fix this.
However, I still have the HTML file, so hopefully this download link will work:
https://my.mixtape.moe/kxauhr.html
Thank-you, that works fine in my browser
Edit: I enjoyed the experience, thanks. Made my way through the dark...