Arsène lounged in his chair and watched the others interact, a thin smile on his face. And the Pimpernel was weary of HIM being a part of this. From what he was watching he was the least dangerous man in the room, so to speak.

Besides, sometimes it takes a thief to catch a thief.

Still Arsène waited to hear what M had to say, he wanted to know if he believed this was an inside job, and if so...what knowledge did he hold that would give them the edge...especially now that Holmes was here to pay attention. That man did not miss anything. Though the thought of him and Van Helsing clashing amused him.