Please Read This Thoroughly and Carefully:
Make sure you enabled Native Client by typing in your url: chrome://flags/#enable-nacl
The in-game full screen button doesn't work, so if you want full screen, you can go here: https://muffin-knight-sc.surge.sh
Happy collecting muffins!
NOTE: If this doesn't work or the loading gets stuck, try to first refresh it using CTRL+SHIFT+R (Disables caches), if you have refreshed it multiple times, and it still shows up blank, go to this link as a last resort:
https://rawcdn.githack.com/scheng123/muffin-knight/541a1bc3ddf40d56157a9a5f123a80e3f33d691a/
New site here: The Advanced Method. Click on it to advance in society.