It won't let me do that after they disappear, and they do that instantly. I did get the key though. I don't know how. This is just getting gay.
My first try it was real quick, in my 2nd try it was longer....maybe click the spot on a line lined up to that spot?
I've been playing these types of games for years. I really like them brilliant if you have nothing to do. Playing it now
Apparently it saves your progress, because I started at doors 8 and 10. Don't remember playing this, but okay.
I finished this. Room 14 took me the longest. If that one is giving you trouble, look at everything on the screen and figure out how it all relates to each other. The answer is there.