C113 Anxiety

"Aunt Sun, why are you calling so late at night? Is there anything you need?" Old Master Xi's deep voice came through the microphone.

"I'm sorry, Master. It's so late and I still want to call to disturb you. But there is something very important that I think I should let you know immediately." There was a trace of anxiety in Aunt Sun's tone.

"What is it?" Old Master Xi sounded curious