C1422 A Bit a Bit a Bit

"Ye Hong..."

Guan Cangzhu quietly repeated the name twice before his voice turned icy. "Tell me, did you write that flawless prescription earlier?

If you did, what roles do Thousand Day Red and Bone Permeating Fragrance play in it?"

Ye Hong looked at him as if he were simple-minded. "What, trying to pry into the secrets of my formula?

If you're so clever, figure it out yourself