The story revolves around a teenage girl who is being blackmailed by a boy named Jean, the leader of a group called the Shadow Knights. Jean has a picture of the girl's first kiss, which she didn't know was going to happen, and is using it to make her do things she doesn't want to do. The girl is afraid to tell her mother about the situation because she thinks her mother will overreact and never let her do anything again.
The girl confides in a friend, Lawrence, via text message, but doesn't reveal her true identity. Lawrence advises her to stay out of the situation, but the girl is desperate for help.
Later, the girl meets a mysterious person in the music room who offers to listen to her problems. The girl confides in this person about Jean's blackmail and her fear of losing her friends. The person advises her to stand up to Jean and not let him control her.
The girl takes the person's advice and confronts Jean, who is furious that she is no longer afraid of him. Jean threatens her, but the girl stands her ground. In the end, Jean's phone is destroyed, and he is left furious and powerless.
The story ends with the girl feeling empowered and relieved that she has finally stood up to her blackmailer.
Here are the key facts extracted from the text:
1. A mother is talking to her daughter about a situation involving a spray can and tagging.
2. The daughter, Miha, was found with a sponge near a tagged wall.
3. The police officer let Miha off with a warning, but her mother is upset.
4. Miha's mother threatens to send her to an all-girl school if she finds out Miha has kissed a boy.
5. Miha texts a friend, Lawrence, about a problem involving a friend who kissed her best friend's crush.
6. Lawrence advises Miha to stay out of it and warns her about the consequences of getting involved.
7. Miha is struggling with a situation involving a group called the Shadow Knights and their leader, Jean.
8. Jean has a picture of Miha doing something bad and is using it to blackmail her.
9. Miha confides in a stranger in the music room about her situation with Jean.
10. The stranger advises Miha to stand up to Jean and not let him control her.
11. Miha encounters Jean and his friends in the hallway and refuses to skip class with them.
12. Jean threatens Miha, but she stands up to him and refuses to back down.
13. Jean's phone is damaged, and he blames Miha for it.
14. Jean's friends, Sasha and Zenit, threaten Miha, but she is not intimidated.