C119 Undoing Cardiac Knot

Teacher Yan walked to the side of me and Little Fatty. I was waiting to watch a good show when I heard Teacher Yan whisper, "So you didn't bring any books. I have a spare one in my office. This is the key. Go get it yourself."

Teacher Yan took out the key, and under my incredulous gaze, he handed it over to Little Fatty. He even smiled at him.

Little Fatty nodded gratefully, took the keys