I assume you've tried restoring licenses?
dang, that Order gif breaks firefox, this i'm typing in a slideshow
Haven't tried that yet, but I'm able to play it on the main account.
Main account: Game A, Game B, Game C, no problems, everything works.
All the other accounts: Game A, Game C, the game doesn't even show up. I even looked in the storage space. It's not there either.