[SPOILER]
you have to find the camera first, its on the beach
https://discord.gg/9xXUWJM
once you downloaded it, did you extract the .zip file?
if so, did you run the file that was extracted afterwards not the .zip file?
if you know how to run linux programs in chromeOS then you may be able to run wine and then the windows version from there
other than that, i wouldn't expect a chromeOS version soon