“Sienna, Sienna, wake up, please.” The voice was insistent, but Sienna couldn’t move. Cold deadened her limbs, heavy with ice, as hard as the obsidian in the surrounding walls, souls trapped within each one. She opened her eyes. Mila bent over, relief on her face, Perry and Zoe behind, standing close together as if finding solace in one another. “We couldn’t get to you,” Mila said. “We thought you were gone.” “It’s okay. I know what this place is now,” Sienna whispered, her voice croaking from the effort. Mila helped her sit up, leaning back against the rock wall as Perry passed over a water bottle. Sienna took several sips before speaking. “This place sits right under the border, at the place where the worlds meet. Sometimes people are lost between Earthside and the Borderlands — ov

