[Kieran leaned in, nose coming alarmingly close to the shard Vinnie held up. Huh, not even a hint of scent! Can't smell it, can hardly see it, it's made of cutting edges... these invisible walls sure are dangerous.

He straightened up, a faint little frown hovering on his face, then held out both of his hands.]

Maybe we do look out for each other, but it was me who broke the wall. Let me clean it.