Just as the students had a happy summer vacation and were on their way to school, they had no idea what changes had taken place in the school during this period. However, at this moment, a new classmate, Junhua, who transferred to the school, became friends with the school's two best friends, Yiniu and Beizhuang. The three of them experienced countless adventures and fought against the dark forces on campus. But after a defeat, they finally realized how inadequate their abilities were, and were forced to use magic by the dark forces to travel back to the past...