[Moran's raised eyebrow and inflexion when he repeats 'nieces and nephews' says enough, that he knows this is obvious deception but that he will entertain it because it is to his benefit.

And he throws a warning glance to the side when he sees Lan Wangji's grip on his sword.]

My good man, it wouldn't do to speak of entrusting such dear souls to near strangers on a ... good word while standing this way like uncivilized people.

May we sit somewhere, so we can see how best my offer can match your needs?

... I don't suppose this Matthias haunts these places himself, would he? He seems a man above such things.