27 (19 Years old, just took over Vongola for a year, not very dark)?, For some reasons, there was a problem with the cornerstone, then, Chuanping found 27, let 27 wear the empty pacifier for 2 years, and then 27 asked Chuanping to assist, then left a note, and went He settled down in Mika Town, Tokyo, Japan. During this period, Kawahira was the guardian (but he did not appear often, living alone at 27 years old). He enrolled in Mika Elementary School and was in the same class as Conan (the timeline is when Haibara Ai just moved into the doctor's house). Then there was a series of being found, being unhorsed, and so on...
It's a bit cliché, and a newbie might not be able to write it. After all, my brain capacity is not big enough to write a plot, and I don't have much ideas. If there are similarities with other teachers, I'll count them as copied...
All staff arrived
cp is all27, except for official partners (Liaohua, Gayu, Kora) and Lanbo (not smelting copper), I am ooc
Intention: Knock on cp, all27