The water was cold. It clutched at Selene’s limbs like living chains as she sank deeper into the lake. Her breath hitched, bubbles slipping from her lips as the silver light dimmed above her. For a moment, she thought she was drowning, until she realized she was no longer in water at all.

When she opened her eyes, she stood on a mirror-smooth surface that stretched endlessly in every direction. The world shimmered with soft, eerie light. No sky, no ground, only reflections, endless and ...