Scrib, Why are you so interested in the story? Does it matter if Trainers are in the game? For all we know Cyber made one of us the Wizard of Oz, but what does it matter?
While I might have thought it was trying to dig for clues, you seem abnormally lost.
On Mass, it reminds me of the WCS game. He was there, but not doing much. Including doing his night actions. However, while he was an enemy, he was also legitimately replaced.