After the Catastrophe, every rule in the world was rewritten. In the Age of Black Iron, steel, iron, steam engines and fighting force became the crux in which human beings depended on to survive. A commoner boy by the name Zhang Tie was selected by the gods of fortune and was gifted a small tree which could constantly produce various marvelous fruits. At the same time, Zhang Tie was thrown into the flames of war, a three-hundred-year war between humans and demons on the vacant continent. Using crystals to tap into the potentials of the human body, one must cultivate to become stronger. The thrilling legends of mysterious clans, secrets of Oriental fantasies, numerous treasures and legacies in the underground world — All in the Castle of Black Iron! Written by Drunk Tiger, this novel is a prime example of fantasy steampunk. Let us journey through the world of limitless possibilities and inventions together! ------ **Warning: This novel contains mature content**
After penetrating through the army of demons, Zhang Tie looked back as he saw a tunnel whose length, width and height were over 500 m respectively. There wasn't even one demon knight throughout the tunnel. All the ordinary earth demon knights and black iron knights near that tunnel unconsciously stayed far away from Zhang Tie.
Demon knights were valiant; however, they were not idiots. Neither would they seek for death when they were clear that they were destined to die. With his sword and song, Zhang Tie had scared those demon knights so much that very few of them dared confront with Zhang Tie's blade anymore.
The fact that he himself scared the army of demon knights really made Zhang Tie arrogant.