[Fionn had been watching the man's reactions closely for any clues, and that offending hand is grabbed by the wrist just before Momiji's collar is seized. The smile Fionn gives him is just as bright as his usual one but somehow there's an edge to it that wasn't there before.]

I think we can be civil, don't you? We certainly don't want any trouble.

[The alchemist looks from the hand grasping his wrist in an iron grip to the spear strapped to Fionn's back and decides that it's... probably not worth it.

"S-sorry. I meant nothing by it. Just, um, worried about a friend. You understand."

Fionn releases him, and the old man leans back, trying not to look nervous and failing miserably.]

Of course I understand. Now, perhaps you might tell us about your dear friend Suileach?