He wrote something about his wallet needs a verification from his smartphone. Does Armory support 2FA maybe? It might be an explaination for why the coins didn't move. Of course only when you want to take his story.
So the million $ question is who logged in using the master-p official account yesterday?
master-p profile shows last logged in December 28, 2015, 02:39:46 PM:
https://bitcointalk.org/index.php?action=profile;u=89329