Well, that was just intriguing the way he turned that screw apparently every time he needed to think. Theories about electrical conductivity flit through September's own brain.

He doesn't say anything about them, though, as the more he thinks about this man's intentions, the more he's feeling... unnerved. Sure he's similar to Walter, but he lacks the other man's humanising characteristics.

"I see," he answers. "I must go, now..."

He turns, apparently intent on this action.