[ a proper greeting begets a proper response and shou lays a hand on the doorway with a curt nod towards the newcomer. as of now, nothing too serious has broken out — and he looks as though even if the worst were to occur, he'd be prepared for it. ]

That's correct. He [ a tip of his head to single out the guy on the ground clutching his gut like he'd just been cracked with a baseball bat despite shou being unarmed ] is under the impression this shop owes him money. I've discovered that isn't the case.

[ stated like he's giving a mission report... ]

My apologies if I've disturbed your walk.