Secret Passage

"Peh... peh..."

The inside of the freshly dug secret passage had not yet been smoothed out. As Zhang Tie hunched over and passed through, his body lightly brushed against the wall, and a small patch of sand and dirt fell from the ceiling, covering his hair and face with dust. Some grit even got into his mouth, making Zhang Tie hurriedly spit it out.

Holding a steel shovel and a steel spade, Zhang Tie bent over and felt his way to the end of the narrow secret passage he had dug yesterday. He dropped to one knee, pulled down the goggles protecting his eyes, and drove the steel shovel hard into the thick, solid earth. With only a little force from Zhang Tie, a huge chunk of dirt, sand, and rocks came loose.

Under the power of Zhang Tie's terrifying brute strength, in just a few minutes, he had dug out a pile of earth and rocks in front of him, extending the secret passage another meter forward.

Seeing that too much earth and rubble had accumulated in the passage, Zhang Tie set down the steel shovel and picked up the steel spade with its handle sawed short. One scoop lifted over ten kilograms of dirt. With a thought from Zhang Tie, the dirt on the spade instantly vanished, dropping into the Pool of Chaos within the Castle of Black Iron...

Another scoop, and the contents of the spade instantly disappeared. Another scoop, and they vanished again...

After several days of continuous "operation," Zhang Tie had become extremely proficient at this. As he shoveled up dirt and gravel now, he was like a magician performing tricks. Before long, all the earth and rubble blocking the secret passage had been cleared away, transformed into Basic Energy Reserve within the Castle of