This seems like a trick, and Bene knows it must be, but has no answer that isn't the truth.

"...Tevinter, I guess," he says cautiously, pausing to looking over his shoulder again, "since... I mean, I came up with it." Not that he invented the technique, but he's not certain that's what's being asked.

"They do things like this in Antiva too, and Rivain." Trying to shrug it off, to evade the inevitable accusation, his face already beginning to burn.