The Persian and Raoul welcomed this incident, which relieved them of inconvenient witnesses, for some of those door-shutters, having nothing else to do or nowhere to lay their heads, stayed at the Opera, from idleness or necessity, and spent the night there. The two men might have stumbled over them, waking them up and provoking a request for explanations. For the moment, M. Mifroid’s inquiry saved them from any such unpleasant encounters.

But they were not left to enjoy their solitude for long. Other shades now came down by the same way by which the door-shutters had gone up. Each of these shades carried a little lantern and moved it about, above, below and all around, as though looking for something or somebody.