When you return to the boss, you are young

As soon as she woke up, Zhang Yunyi returned to the year at the age of seventeen. She was in class with a heavy mood, but accidentally hit the squad leader Chen Kuo on the corridor outside the classroom. A "boss" almost blurted out. At this time, Chen Kuo was a young man, and he did not have a calm gas field that belonged to technology ten years later. Zhang Yunyi rubbing his palm: From now on ...