章 1538: The ugliest sister-in-law (1)

"Clang clang clang ..."

In the elixir room on the seventh floor of the Directorate of Celestials, Song Qing rolled up his sleeves. He held a purple-gold hammer and a pair of pincers of the same color. He stood in front of the anvil and hammered steel.

His white clothes were stained with black dust, and his forehead was dripping with sweat. Coupled with the dark circles under his eyes, he looked like he would die at any time.

After forging out the impurities, Song Qing took out a dark gold nail, aimed it at the iron embryo, and hit the head of the nail with a big hammer.

With an ear-piercing sound, the dark golden nail pierced through the iron.

"There's no way to compare, there's no way to compare at all ..."

Song Qing shook his head regretfully,'what material is the magic sealing nail made of? Is there really such a metal in the world?"