The cold reply catches him by surprise, even by Prowl's standards. The bot was cynical, usually, but it was never this bad. It seems personal now, the way he's taking shots at Optimus's spark. His eyes become more hurt withe each passing comment, unsure of how to really respond.

How did Prowl WANT him to respond?

"I came to you as a friend, not as the leader of the Autobots." His voice is softer, almost humbled. "Prowl," he starts, eyes flicking up to him. He won't beat around the bush--it never worked with him anyway.

"If I've done something--"