The strong smell of blood made Chunan's mind come up with a piece of information and a desire. He wanted to suck blood! Suck like Clark!

Chu Nan stretched out his hand and the whirlpool in his palm was temporarily removed. Blood poured in from his palm. Chu Nan opened his mouth and swallowed all the black blood. At the same time, he turned the incomplete skill he had just thought about.

at the next moment, Chu Nan will find that these black blood can bring him some strength and improve his spirit, but the energy he gets from refining black blood is totally out of proportion to his efforts....