C1983 Chu San What Happened?

"Chu, what's wrong?"

Su Ningning did not notice anything wrong and could only pull Chu Yichen's sleeve, "If you are not in a hurry, go through the security check first. It is not suitable to stay here."

"Okay!" Recovering from his thoughts, Chu Yichen nodded and followed Su Ningning through the security check one after another. However, his face became colder and colder