Mute. His first thought was that the boy before him was a traitor, or had told information that he was not supposed to. It was not unusual for a person who told information to someone that they shouldn't to have their vocal cords cut. In fact, as a dragoon, Robespierre had performed the duty himself once. But the loose and casual clothing coupled with the distinct lack of a scar made him think otherwise. It was far too easy to apply his own time to the others here, even if they were certainly not in it.

His sword did not waver, nor did his gaze. It was an tense few moments as Robespierre considered how useful he could be, but Robespierre knew better. He sheathed the rapier and instead took a few steps forward, tucking the leather-bound book under his arm. Muteness did mean that he could not ask about the book, which was preferable.

Robespierre did not offer his hand nor any other friendly gesture, but spoke just as evenly as he had a moment ago, "Do you have means to communicate? I will not make my way out with you if you can not prove yourself to be useful."