[ Sherlock walks further into the room--the garden. It seems to stretch out as far as he can see with no hint of the walls which should be there. ]

None at all, but give me a moment to think. If we do not find an orb here, then it will be a door we search for.

[ The more Sherlock thought about it, the more he wondered if the simulation would create clues for them to follow. The real world would provide such a thing, but this is a created world. Did the creator pay attention to the trivial details most overlook? ]