Hogwarts Time Traveler

A meteor from beyond diversity descended on this unchanging world and brought changes to the world. The world line of eternal reincarnation is broken by the integration of multiverses. The original tragedy will be changed, and the world will move towards an unknown future. PS. The mysterious introduction is actually Harry Potter that introduced the concept of multiple worlds. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.