Also, the font is Thinking.woff2 but it's not clear if that would matter. If this is another language we haven't been able to identify it. Let us know if you have any luck!
Hmm... well at least we've confirmed that it's doing this consistently for you!
If you wouldn't mind could you try accessing this game on GameJolt? Although at this point it seems likely you'll have the same problem it would help if we could confirm this. We're sorry for the difficulty but this is not a problem we've ever seen and it might take a little time to figure out. Here's Lamplight Hollow's game page on GameJolt: https://gamejolt.com/games/lamplight-hollow/461639
If you can let us know how this goes either here or on our GameJolt page we would appreciate it!
As you can see below, Wilbur is confused too: