I'm not sure who 'Esmeralda Lobos' specifically is in 'Pulp Fiction' as it's not a widely known main character in the movie. There could be a minor character with this name or it might be a relatively unknown reference within the complex world of the film.
Since I have no prior knowledge of this 'villa lobos pulp fiction', it's difficult to determine the creator. It could be an independent artist, a small - scale writer or filmmaker who was inspired by both the concept of Villa - Lobos (if it refers to the composer) and pulp fiction in general.
I'm not entirely sure specifically what 'villa lobos pulp fiction' is about as it could be a very specific or even an original creation that I'm not familiar with. It might be a creative project that combines elements related to Villa - Lobos (a composer perhaps) with the style or themes of Pulp Fiction (the movie).
Since I'm not familiar with an 'Esmeralda Lobos' in 'Pulp Fiction', it's hard to say what the significance would be. It could potentially be a local or personal reference within the story's setting that has some meaning for the characters but not for the overall audience.
The 'amigo brothers' story is about two best friends who are also boxers. They have to face each other in a boxing match. Despite their friendship, they are both determined to win. In the end, they show great sportsmanship and their friendship remains intact.
You could explore fanfictions that focus on Sans' relationship with other characters in a platonic way, such as his bromance with Papyrus. These can be really fun and heartwarming to read.