A possible concise summary is:
Christelle, a 28-year-old woman, invites Alexandre, an 18-year-old plumber, to a TV show where she declares her love for him and asks him to resume their relationship. They met on a bus three weeks ago and had a brief affair, but broke up because of his mother's disapproval and his ex-girlfriend. Alexandre refuses to open the curtain and says he wants to keep the friendship with Christelle, who is heartbroken and insists that he is the man of her life. The host tries to comfort her and advises her to give him some time.
Here are the key facts extracted from the text:
1. Alexander is from Auxonne, which is 30 kilometers from Dijon.
2. Alexander is a plumber.
3. He is 18 years old.
4. He has a girlfriend, but he is taking a break from her.
5. He met a woman named Christelle on a bus, and they started a romantic relationship.
6. Christelle is 28 years old and is 10 years older than Alexander.
7. Christelle had a boyfriend before Alexander, but she left him for Alexander.
8. Alexander's mother does not approve of Christelle because of their age difference.
9. Alexander's mother asked him to end his relationship with Christelle.
10. Alexander and Christelle are no longer together, but they are still in contact.
11. Christelle appeared on a TV show to ask Alexander to resume their romantic relationship.
12. Alexander decided to leave the curtain closed, indicating that he does not want to resume their romantic relationship.
13. Alexander wants to remain friends with Christelle.
14. Alexander has a girlfriend who knows about Christelle and his past relationship with her.