Moon, Miguel, Luca, and Maria finally gathered in front of a large door at the end of the hallway, their breath caught after exploring the unfamiliar parts of the place. The door looked like an image on a holographic screen. An immense iron door that seemed immovable, adorned by large and small gears arranged symmetrically on both sides. Its metal surface looked dull, with scratch marks indicating how long it had stood there. There was no handle, no keyhole, and no instructions on how to open it.
Luca approached, placing his hand on one of the large gears. He tried to turn it with both hands, but it didn't move an inch. “It's like trying to move a mountain,” he complained under his breath.
Miguel, not to be outdone, moved closer to try. He grabbed the gear on the other side, gritting his
