You—the harbinger, imprisoning him, not because he had sins big enough to be imprisoned by the fatui. But because you need something from him.

He heard the sound of shoes walking on the floor approaching him making him raise his head to look in the direction of the sound.

"Who?"

He was sat on his knees chained up by his hands and feet to the ground, unable to fight back for whatever the Harbinger had coming for him.