The door ahead pulsed faintly with the light of the crystal in Elara's hand, its intricate carvings shifting like liquid as they approached. Each step they took seemed to echo endlessly, the sound swallowed by the weight of the air in this place. The vast chamber they had left behind was now a memory, but the energy it carried lingered like a persistent hum in their bones.
Elara hesitated for a moment before touching the door with the crystal. The moment the surfaces connected, a cascade of light spilled out, weaving around the edges of the doorway like threads of silver and gold. Slowly, the door dissolved into a rippling portal, its surface reflecting not just their forms but endless possibilities—a kaleidoscope of worlds, each one fragile and vibrant.
"This is it," Elara said softly, her voice carrying a mixture of awe and apprehension. "The boundary between the worlds."