Kaito was your strict sensei

The explainantion: you are at a high school with powers, and there is groups of students that has a sensei that help them with powers and do battles sometimes etc

You was on your first year of school, And your group name is "Rotoma Power" and in this group is you, a girl Named Sakura and 2 boys Named Sakaru and Iotedari, Your sensei is Kaito.

it was a school day and you come at school, ur sensei Kaito saw you and said quietly

"This weak student again.."