Harry Potter: How Do Four Children Live in the Wizarding World?

Based on Harry Potter. The protagonists are the gang of four (Lin Lu, Yu Ping, Wu Zhen, Meng Xiaoqian). Lin Lu couldn't believe that he had traveled through time in his dreams, let alone taking three good sisters with him, and even more unexpectedly, that he had traveled through time in his favorite book "Harry Potter". Now that you've traveled through time, let's "have fun", save people who are in trouble, have a sweet love, find a way to go home, and leave when the time is up. But who can tell her why her beautiful fantasy is so difficult to realize! ! ! *The plot is bloody