Chu Liang was not to be blamed.1

Upon hearing the Fiend's words, his initial thought was, "There are clearly three spies, yet you claim that there's only one. Could the other two have been placed in the group by you?"2

Upon second thought, he knew that this was impossible. Both Luo Yao and Pushan had clear lineages, making it highly unlikely for them to be lying about their identities. This Fiend must have only discovered one, hence the statement.1

"There's a spy among us."3

"I’m communicating with you two via Voice Transmission right now. When I make a move later, both of you should immediately follow suit and attack Sixtieth. I'm worried that they might have a means of contacting the people outside, so it's critical that we kill them with one attack," instructed the Fiend.1

Chu Liang then understood what was happening. The Fiend must have been closer to Luo Yao just now. He might have contacted Sixtieth before and knew that Sixtieth wasn't someone with such simple tricks up their sleeve.0

And so, he determined that Sixtieth was a spy.5

As for why the Fiend hadn't revealed this in the main force, Chu Liang could easily figure this out with some thought. The Southern-Route Guider attached great importance to this operation. If a spy infiltrated the forces led by a Fiend and caused...0