Yuehuaxuan Explanation

The protagonist Li Wei is trapped in PPT and KPI, and accidentally finds a moth-eaten "Zhuangzi" at a second-hand bookstall. There is an ancient calligraphy handwriting on the title page: "When the moon is full, ask my heart." On a full moon night, the calligraphy shines brightly. He fell into the North Ming Dynasty and saw Kun transform into a roc with wings like clouds hanging from the sky...