Those words were just suitable for David to speak out. Zack smiled coldly and said, "All right. I will see what kind of prodigy you are."

David watched Zack leave the store, quickly typed on the keyboard and exited the system he had made before. A second before the owner of the store walked in, he closed the interface and then the computer.

After what just happened, the man looked at David again with a little more approval in his eyes. His gently patted David's head with his big palm and said, "Sure enough, you're a brat. It’s lucky that I've been watching you strictly."

David's cool gaze swept over...