A possible concise summary is:
The speaker is a mechanic who hides in the trunk of strangers' cars and records their actions. He gets involved in a series of violent and chaotic events, such as a shootout, a car theft, a parachute jump, and a police chase. He blames his girlfriend Nanda for everything and tries to escape from her and the police. He narrates his adventures with humor and sarcasm.
Here are the key facts extracted from the text:
1. A conversation took place in a car about a diagnostic interrogation.
2. Someone mentioned a problem with mechanics.
3. A person was killed, and the police arrived at the scene.
4. There was a discussion about hiding in a trunk to observe people.
5. A plan was made to record people's reactions in different situations.
6. A person was arrested by the police.
7. A car was taken from someone, and the owner was chased.
8. A person was shot and killed by the police.
9. A motorcycle was involved in a chase.
10. A woman named Nanda was involved in a crime and was being pursued by the police.
11. A person had a relationship with Nanda that lasted 18 days.
12. Nanda was accused of stealing an ATM and making a delivery route.
13. A person was forced to participate in a crime by Nanda.
14. A person was arrested and taken to prison.
15. The person who was arrested left a car for people in a favela to use.
16. The person's aunt got into trouble in the favela.
17. A fight occurred in a mechanics shop.
18. A person ripped a tire off someone's car.
19. A person made a joke about the events that occurred.
20. The person who made the joke asked viewers to subscribe to their channel and like their videos.
Note: These facts are based on the text and may not be accurate or true in reality.