In the story, I live in the 21st century. Due to a small accident, I fell into a crack in time and was rescued by the time traveler Ring. I explained the causes and consequences and found that it was the mistake of this time traveler that destroyed the order of time and space, which led to my time travel. And he, in the form of a ring, stayed by my side...
Eh eh eh? This can't be true, this must not be true! Why the wizarding world, why Harry Potter!