I don't have enough information about this House Castillo from the novel. However, it might be a powerful and influential house. It could have a large estate, many servants, and be involved in politics or trade. Maybe it has a unique culture within it, like special feasts or ceremonies.
I would also mention 'All Souls'. This novel gives a vivid picture of Oxford life. Marias has a unique way of portraying the academic environment, the people in it, and the underlying tensions and emotions that exist within the community.
Javier Gonzalez might be an expert in a particular field related to the story. For example, if the story is about a historical event in a certain region and he is a local historian, then he would be in a good position to tell it. Or he could be a family member who has been passed down the story through generations and is now the keeper of that narrative.
Well, it depends on various factors. Maybe some parts are true, while others could be exaggerated or fabricated. Without further investigation, it's tough to give a definite answer.
I'm not entirely sure specifically which top stories are associated with Kendrick Castillo without further research. But generally, they could be about his achievements, contributions in a particular field, or any events he was involved in.