I'm stuck in it, because I'm getting better and better, and also because I'm getting worse and worse.
It's just a little bit of caution, not forceful.
In the second year of high school, there will be a comprehensive physical examination at the school. Only through the physical examination can you know what ABO is and what attributes you have. Then you have to wait until you graduate from high school and become an adult before you have a period.
The short story abo will be published elsewhere.
Intention: Brother is very good, brother only belongs to me