After finishing the stream, Jiang Siming rushed to the bathroom without a word.

He filled the bathtub with water, took off his clothes, and comfortably lay inside.

Before doing so, Jiang Siming decided to use the purple fragment, which resulted in a test tube of serum appearing in his hand.

The test tube contained a purple liquid. Jiang Siming remembered that the basic serum was also purple, but it was nowhere near as deep in color as this intermediate one.