Round 417

Something shifted in the walls' breathing pattern—the rhythmic pulses syncing up with a new heartbeat now, faster than Silra's. The tendrils responded immediately, one snaking out from the stone to cup Abby's breast through her shirt while another found its way between her legs. Abby gasped at the sudden contact, her hips bucking involuntarily against the probing appendage. "What—what is this?" she whimpered, even as her body betrayed her by growing wetter.