The moment we stepped through the narrow tunnel, the world changed. The cavern opened around us in a slow and terrible reveal, like a mouth pulling wide. White light pulsed through the stone beneath my feet. Pale, soft, rhythmic. Almost like breath. My ribcage tightened in response, beating in time with something that was not my heart. Hazel swallowed sharply beside me. “This is all bone.” It was not an exaggeration. The entire chamber stretched wider than a valley, but every surface, every curve, every glittering structure was made of the same material. Bone. Clean and glowing, untouched by decay. It grew out of the rock like frost patterns, branching and spiraling into a cathedral of white. Jax stood frozen in the entrance. His wolf glimmered under his skin. “These are ribs.” He was

