how do I play this under linux, I tried running the .sh file but I keep getting this error.
/run/media/user/B1D9-00BB/itch/how-to-date-an-entity/HowtoDateanEntityandStayAlive-1.0-pc/HowtoDateanEntityandStayAlive.sh chmod +x HowtoDateanEntityandStayAlive.sh
-bash: /run/media/user/B1D9-00BB/itch/how-to-date-an-entity/HowtoDateanEntityandStayAlive-1.0-pc/HowtoDateanEntityandStayAlive.sh: Permission denied