Here is a concise summary of the provided transcript:
**Context:** A conversation between two brothers, with the older brother (narrator) having previously gifted a car to his younger brother (Gabriel) for his 15th birthday.
**Key Points:**
1. **Introduction**: The older brother reflects on gifting the car, a significant life achievement, but expresses disappointment with Gabriel's behavior after receiving the gift.
2. **Encounter with a Buyer**: The older brother meets a potential buyer for the car, discussing its features and price (around $600,000). Meanwhile, Gabriel is unaware the car is being sold.
3. **Confrontation with Gabriel**: The older brother reveals to Gabriel that he's selling the car due to his poor behavior and attitude. Gabriel is upset, threatening to live with their father.
4. **Ultimatum**: The older brother gives Gabriel a week to change his behavior, warning that if he doesn't improve, he'll sell not just the car but also other possessions, leaving him with "nothing".
**Overall Theme:** A family drama centered around a car, used as a catalyst to address and potentially resolve issues of behavior, responsibility, and family relationships.
Here are the key facts extracted from the text, each with a number and in short sentence form, excluding opinions:
1. A car was bought as a gift for the speaker's little brother's 15th birthday.
2. The brother's name is Gabriel.
3. The speaker had a childhood dream of receiving a car at 15, but their parents couldn't afford it.
4. The car has only 5,000 kilometers on it.
5. The car's tires are new.
6. The IPVA (a type of vehicle tax) has already been paid.
7. The car is being sold because it doesn't fit with the brother's current situation.
8. The sale price of the car is mentioned as 600,000 (currency not specified).
9. A potential buyer is present to purchase the car.
10. The car model is a Lamborghini Aventador S Novitec.
11. The speaker gives Gabriel a week to change his behavior to avoid selling the car and potentially other belongings.
12. If the behavior doesn't improve, the speaker threatens to sell not just the car, but also the cell phone and possibly everything else, leaving Gabriel with nothing.