First : search "JoiPlay Apk" (find the newest version) and "Ren'Py plugin" (the newest ver too)
Then you download this game(PC) extract file game. If you download all
1.Go to JoiPlay press ( +) on top right
2.Add game
3.find folder game where you extract.(Normally it will be in Downloads.)
4.click the file extension ".exe " then you can play any game (if there use ren'Py)
You should use newest ver.It fixed the bug now