Try running the game with the `LANG` environment variable set to `C`, e.g.:
LANG=C ./"Secret Little Haven.x86_64"
Great! It's a bug that used to be pretty common in older Unity games. I wonder if it's strictly a Unity bug though, in which case I guess providing a build with a newer version of Unity may fix it?
If it's not a bug in Unity but in the game itself, it may be this: https://steamcommunity.com/app/283040/discussions/1/558751813141626592/#c5587518...