[ He's heard of the knife scar of course. It's come up in their conversations, an echo of Will's past that he can hear all about but not quite know as intimately as Will can know anyone else's. Seeing it is something different entirely, and it twists a knot in his stomach that he can't seem to decipher. It is somewhere between the desire to own and control that he's so very used to, and anger. An old friend he hasn't felt in some time. He'll keep it locked away for now, to think on later. ]
RNG says 1 but you're welcome to switch to one of the shippy options if you like.