C2310 Bottomless pit

"Please rest assured, Young Master."

The Medicine King Gu said solemnly: "I promise I will refine a cauldron of Hidden Dragon Pill within two days."

"Well, I hope you won't let me down!"

Cheng Feng nodded, took the second batch of Zang Shen Jin Dan refined by Medicine King Gu, and turned to leave.

"Of these eighteen Zang Shen Jin Dan, I'll keep eight for myself