Round 347

The walls' coordinated breathing stopped abruptly, the synchronized rhythm dissolving into silence. In its place came something worse: a low, steady hum that vibrated through the stone around them. It pulsed like a heartbeat counting down seconds until whatever waited below began its next phase. Silra's grip on Abby's arm remained iron-tight, refusing to let her pull away despite the growing panic in the younger woman's eyes. The walls shifted again, their surface rippling as if something underneath was struggling to break free. "Move," Silra hissed, already dragging them forward into the deeper darkness where the stairs descended.