She picked up the , a faceted crystal on a brass hinge. She placed a pinprick light source—a phosphorescent fungus cluster. The grid obeyed, casting a dim, organic green glow that made the basalt walls look slick with venom. She placed another: a flickering source, meant to represent a distant lava vent. The shadows on the western wall began to dance and writhe, creating the illusion of movement where there was none.
Her apprentice, a nervous boy named Kael, finally spoke from the corner. “Master, the Baron wants a simple dungeon. A test of courage for his son. Why make the floor sigh when you walk on it?”
“Because,” she said, adjusting the scale so the asps were barely raised, “when the boy steps on them, he won’t see them. But his feet will feel the scales. His heart will race before his mind knows why. That is not a test of courage, Kael. That is a test of dread.”
She set the —a golden thread that linked this floor to the one above—and saved the file. The sapphire grid flickered once, then went dark, solidifying into a mundane, rolled-up parchment.