The air was so still that Luna could hear her own heartbeat. It wasn’t the steady thump she was used to. No, tonight it was too loud, too fast, almost as if it was trying to drown out the voice she’d just heard. She didn’t dare move, not even to turn toward Knox. The wall in front of her seemed plain enough, just rough stone and faded moss, but she could swear it was breathing. “Luna.” The voice was softer this time, curling through her mind like a whisper from under the bed. It didn’t come from outside or from Knox’s direction. It came from inside the wall. Her pulse shot to her ears. “Tell me you heard that,” she whispered. Knox was already at her side, eyes sharp. “I did.” Good. That meant she wasn’t losing it. Probably. Knox pressed a palm to the wall, his claws just starting to

