20. A dim bluish light suffuses this couch, its source obvious at a glance. Blue-glowing lichen and violet-glowing moss cling to the ceiling and spread across the couch. It even creeps down and up each wall, as if the colonies on the couch and ceiling are growing to meet each other. Their source seems to be a glowing, narrow crack in the ceiling, the extent of which you cannot gauge from your position. The air in the couch smells fresh and damp.