Castle of Black Iron
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**
Zhang Tie didn't enter Zhang Su's room; instead, with a smile, he passed a space-teleportation finger ring to Zhang Su as he said, "There are enough Demons-fire Pills and All-spirits Liquid, some secret books inside it. In addition, I've put some ordinary books inside; you could kill time with them. As you will stay in the tower of time for 2 decades, with these items, if you concentrate on cultivation, you would definitely promote to a knight!"
Zhang Su threw a glance at Zhang Tie as he nodded forcefully. After that, he put away the space-teleportation finger ring.
At this moment, "thanks" was needless.
"I will promote!" Zhang Su said in a muffled voice.