Could it be Harbinger Campbe?

"Doctor Campbe, are you done with the call?"
As soon as Harbinger Campbe returned to the office, the doctors in the office came up to him with fake smiles.
"What's wrong, colleagues?"
Harbinger Campbe was shocked by their scene and his heart skipped a beat. Could it be that they knew about the phone call from Lumina Sean just now?
"Doctor Campbe, who called just now? You even had to go outside to answer it. Is there anything that is inconvenient for us to hear?"
"That's right,...