C350 Waiting
After all, although Chen Mo's Thirteen Needles of Buring Sun was powerful, it was not omnipotent. Not all diseases he could cure. If Old Man Zhao was really at the end of his tether, even if Hua Tuo was still alive, he wouldn't be able to do anything!
So after hearing so much from Tang Jingyuan, Chen Mo did not retort at all.
If old tutor Zhao's situation had really worsened to that extent