This is a possible concise summary:
The speaker tells a story from her life when she was 15 and had an English teacher who disliked her and treated her unfairly. The teacher gave her lower grades, wrote her down as late, and spread a rumor that she was pregnant after hearing a joke from a friend. The speaker was shocked and upset by the teacher's actions and tried to confront her with her parents and the principal, but the teacher denied everything and threatened to report her for vandalism. The speaker managed to finish school with a decent grade and never saw the teacher again. She advises anyone who is bullied by teachers to speak up and seek help. She asks for feedback on her video and says goodbye.
Here are the key facts extracted from the text:
1. The speaker was 15 years old at the time of the events.
2. They attended a secondary school and had English lessons.
3. The speaker had a teacher who did not like them, which was noticed by the class.
4. The speaker's hair color changes were noticed by classmates and seemed to influence their treatment.
5. The speaker got along with everyone in school, including different social groups.
6. The speaker felt they were unfairly treated by the teacher compared to other students.
7. A joke about the speaker being pregnant was taken seriously by a teacher.
8. The teacher spread rumors about the speaker being pregnant.
9. The speaker's parents were involved to address the rumors.
10. The speaker ended up with a grade 3 on their report card despite the issues.
These facts are based on the speaker's account of past events and do not include any opinions or subjective statements.