C622 Zhan Shishen Once Again Misunderstood

Zhao Tongtong called.

Hsu Yan became serious when she heard the name of the medicine. " Yes, tell me. I'll listen."

The clue that Su Rongyin gave her was the name of the medicine.

But she could not recall the use of this medicine in the medicine book for a moment.

Hence, she asked Zhao Tongtong to help investigate.

She did not expect that this lass was quite attentive