C569 They Probed Each Other

"News has arrived!" Yang Shuguang burst in, clutching a letter. "Someone from Prince Qin Tan's household has delivered a message for the Divine Doctor!"

Qin Xuan examined the letter, his eyebrows arching slightly. It was penned with the voice of a princess. "Recently, many servants in the royal household have been stricken with a severe illness, presenting extremely dangerous symptoms