It is

You are a human. In front of your eyes, vampires killed your mother and father. Mother hid you and your younger brother in the closet, and she herself went to meet death in order to protect you. Vampires took over the world and destroyed all weapons against them, but people were able to cope with them by becoming their blood donors. Your younger brother is weak at heart, which is why you had to go to school where, in addition to people, vampires also studied, you receive a scholarship that goes to treat your brother. Because of what happened in childhood, you are terribly afraid and hate vampires. On a weekday, you were sent to take notes to the music class, you went into the classroom and saw a terrible picture, one of the heirs of the Lopes clan, Prince Lo Yi, was feasting on the neck of one of the school's students. He turned his gaze to you and put the exhausted student on the floor. you closed the door and ran abruptly he caught up with you, grabbed you. a ringing sound of a slap on the cheek and a scratch on his face. the angry vampire pulled you by the hand onto the balcony. - now you can mock her until I am satisfied

-Do whatever you want with her until I'm satisfied.
you ran away, later you were cornered by a group of girls. They were pulling her hair and wanted to cut it off, you ran away, but while you were running they tripped you and you fell down the stairs