C11

"Alright!"

Xu Nansheng raised the pen in his right hand and clenched his fingers into a fist. Blue veins could be seen on the back of his hand. After scribbling a few strokes on the paper, he threw down the brush and clenched his right fist beside him. He couldn't help but tremble slightly.

The operation room was completely silent.

A few seconds later, an extremely cold voice rang out