The perennial question, what the hell is Mac?
My suggestion is Hell indeed he is a redeemed Denarian. The role of the Knights of the Cross are to redeem the Fallen, not kill them, and Father Forthill admitted their records of the Fallen are incomplete as every couple of Centuries Nicodemus systematically destroys them. Why?
The most logical reason would be that the Knights had at least one genuine success, a Fallen and its mortal human host BOTH changed their mind and decided they were wrong and got out of the game. This may suggest a Denarian infected by Nemesis, who had been cured.
Turning to Mac, it would be presumed that only a Member of The Accords could get accorded neutral territor