Moving him into a truck. All tethered in a straight-jacket, weakened from being KOed earlier. Truck stops in path, the voice sings and stops. The Guards will all have been controlled, by his song. Marta will get a splitting headache and at the same time a kind of horrible peace. As if his mind was blanking out. The door would open on his command, and the guards would slump unconscious.
Marta can meet Heretic. Heretic will step inside the van. Staring at him, as if judging him. He will ask him, "Marta Po, do you desire the redeeming light?"