If the browser doesn't work for you, try another method. Click the "Download the Free Room Escape Flash Tool" link under Windows or Mac, depending on which operating system you’re using.
Download the Free Room Escape Flash ToolWindows Flash Tool: Download
Mac Flash Tool: Download
Click on the button to copy the game link and paste the link (e.g. ctrl+v) afterwards in the flash tool, and now you should able play Avm Maple House Escape on your laptop or PC. Have Fun :)
This is the tutorial on how to use the Flash Tool to play escape games on your local computer: Flash Tool Tutorial