Chapter 3913: None of the Four Diagnoses Work

"Can't observe! Can't listen! Can't ask! All we can do now is feel the pulse!"

"But how can we take a pulse through a screen? We can't really use Thread Pulse Diagnosis, can we? That would be too unreliable!" someone complained bitterly.

No one expected things would get this tricky!

"No need for Thread Pulse Diagnosis, just blindfold me and I'll do it!" declared the old master, Gu Zhongming.

"That's exactly what we had in mind, Master Gu!" Quinn nodded, signaling to the...