When Li Mu arrived at Wang Shiyu's place, he knocked on the door for a long time, but no one answered. Obviously, nobody was home yet.

Just at this time, an elderly man carrying a birdcage came up from the corridor and spotted Li Mu. He asked, "Young man, are you looking for Professor Wang?" Years ago, Wang Shiyu's father was still a teacher working in Gaoxin Junior High School, and so his neighbors always called him Professor Wang.

Li Mu nodded.

"I ...