A possible concise summary is:
The speaker tells a story about how her boyfriend disappeared after going to confront a noisy neighbor in their new apartment. She later found out that the neighbor was a creature that could take the form of anyone who left their apartment at night. She tried to escape from the creature, but it kept following her and killing people. She reveals that the story was made up for Halloween and explains the meaning of her trailer. She invites the listeners to join her chat and watch a scary movie with her.
Here are the key facts from the text:
1. The narrator's YouTube channel has 4.5 million subscribers.
2. The narrator was sick for two weeks and fell behind schedule.
3. The narrator's boyfriend received an apartment from the state when he turned 18.
4. The apartment was located in a two-story wooden house on the outskirts of the city.
5. The house was in disrepair and had a sewerage system from the pipeline.
6. The narrator and her boyfriend moved into the apartment and found it to be in better condition than the rest of the house.
7. However, they soon discovered that the apartment had a number of problems, including a lack of water supply and old renovation.
8. The narrator's boyfriend went out one night to deal with a noisy neighbor and didn't come back.
9. The narrator went to the police to report her boyfriend missing, but they told her they wouldn't start searching for him until three days had passed.
10. The narrator's boyfriend returned, but he was acting strangely and didn't seem to be himself.
11. The narrator discovered that her boyfriend had eaten all the food in the house and had become violent.
12. The narrator's boyfriend jumped out the window and attacked a man in the park.
13. The narrator found the body of a neighbor in her apartment and realized that her boyfriend was responsible.
14. The narrator fled the apartment and rented a new one in a different part of the city.
15. However, her boyfriend found her and continued to terrorize her.
16. The narrator believes that her boyfriend was possessed by some kind of evil spirit or creature.
17. The narrator has been telling scary stories on her YouTube channel for a week.
18. She reveals that all the stories she told this year were made up, unlike in previous years when she told a mix of true and false stories.
19. The narrator explains that she was inspired by the idea of evil spirits rising up on Halloween night to scare people.
20. She thanks her viewers for watching and promises to create more content in the future.