If all else fails, you can only choose to tell the teacher to protect you, because it is the teacher's responsibility to ignore it, and then you can tell your classmates that you are afraid that they don't want to pester you, so leave things to the teacher to solve.
Call the police, but this method is not very good. Annoyed each other, there is nothing delicious, because the other party's mistake is not big. When it is released, you will not be able to show up inside and outside the school.
I suggest you choose the second option. The second one is the best.