Here is a concise summary of the transcript:
**Initial Scene**: A school awards ceremony where Bella receives a gold medal for a national math olympiad. Later, classmates pressure Bella to share a cheat sheet for an upcoming math exam, which she refuses.
**Prank Gone Wrong**: Classmates, including Mayang, play a prank on Bella by throwing rotten egg and fish pond water with flour at her, causing eye damage. Bella is hospitalized and eventually falls into a coma.
**Tragic Consequence**: Bella's condition worsens, and she allegedly passes away. Mayang, who had been involved in the prank, shows relief at the news, fearing Bella might expose them if she recovered.
**Karmic Twist**: Mayang and friends plan a party at her empty house, but strange noises hint at a supernatural presence. Mayang's behavior is then shown to be affected, with a doctor suggesting she might be experiencing psychological trauma or guilt over her friend's death, implying that the story might not be over for Mayang and her friends.
Here are the extracted key facts, each numbered and in short sentences, excluding opinions:
**School and Award**
1. A student named Bella received a gold medal at the national level mathematics olympiad.
2. The school holds an event to acknowledge students' achievements, including Bella's award.
**Exam and Cheat Sheet**
3. Students asked Bella for a cheat sheet for an upcoming math exam.
4. A teacher reminded students that the exam is an individual test, not group work.
**Prank and Incident**
5. Students, including Mayang, planned to prank Bella at school.
6. Bella was called to meet Mayang at the back of the school, allegedly to receive an apology.
7. Instead, Bella was pranked with rotten egg fish pond water and flour.
8. Bella's eyes were severely affected by the prank.
**Hospitalization and Death**
9. Bella was hospitalized due to the prank's consequences.
10. The doctor stated that bacteria from the prank might leave Bella blind.
11. Bella's condition worsened, and she fell into a coma.
12. A few days later, news spread that Bella had died.
**Aftermath**
13. Mayang and others were relieved by Bella's death, fearing she might expose their prank.
14. Mayang suggested having a party at her house, with her parents away.
15. Later, strange noises were heard, which some jokingly attributed to Bella's ghost.
**Medical Check-up**
16. Mayang underwent medical tests, which showed no irregularities in her eyes.
17. The doctor suggested that Mayang's symptoms might be due to psychological trauma from her friend's death.