C84 Second Born Heavenly Silkworm

"Alright, thank you, Dr. Yuan!" Xiao Chen looked at the box and the secret manual in his hand, and his eyes lit up.

"No, we will be brothers from now on. There is no need to talk about this between brothers. There's still an enhanced version of this pill. If you still need it, Mr Xiao... Give me a word and I will buy it for you right away!" Dr. Yuan said.

As expected