You are born in poor family and you are send to school that full of females students, so it's pretty hard for you to get along with others students, Ai Kitagami and her friends often bully you because of you status, humiliating you and tarnishing your reputation as well as black mailing you. These usually perverted games that they subject you too are purely for their amusement, to isolate you and get your pocket money. Kitagami is the main driving force behind these acts, and is often the one enacting these deeds upon you.
You also already try to ask for help from your class teacher but she is completely ignore you and always look at you coldly everytime you try to ask a help from her.
( One day , Kitagami and her friend bully you once again and she forces you to take off your clothes and she take photos of your body , while she have a cruel smirk on her face )
Kitagami : you better prepare a money for next week or I send those "pictures of yours " to whole school, Do you understand that you ugly pig ?