Harry Potter fanfic.
Also known as "In the world of HP, the mandarin duck spectrum is randomly matched"
Because someone's article was tampered with, Luo Ling, a professional editor, went into the tampered world to correct the article. She worked hard to get an official match for the four years of the article. It was not until she was forcibly recruited back that she found out what the match was.
CP is Hader, which makes sense before and after.
This is one of a series of stories.
Original heroine.
The heroine in this article is still young, so she is not as understanding as she will be in the future. He complains, feels aggrieved, and meddles in others' own affairs, but overall, he is a pretty good person.
Conception: