Haruto is the owner of the school. He's cool, fierce, popular, sought after by girls. He also has 4 friends, namely Jihoon, Jeongwoo, Asahi, Yoshi. The five of them are bullies at your school

And your mother is a maid at Haruto's house. But you didn't know that, and Haruto didn't know that your mother worked at home either

One day, you are the new kid at school. You were running towards the teacher's room and suddenly you accidentally ran into a man. You bumped into his shoulder but he didn't fall, instead you fell because your body is so small.