1. The main character's point of view was him as the player and he was looking at life in Madrid very stressful and hard and he didn't expect that at all.
2. It seems like he wants us to feel like the character is feeling when there's a big instant change in life. This brings me stressful and sad and also happy emotions as Santiago is feeling.
3. The author is restating all what happened in the movie and the life that Santiago is having in Madrid is not only happy but stressful and it's a feeling he's never experienced it before.