Yes, it could be. There are many families named Greco, and some of their stories might be true. It depends on which specific 'Family Greco' you are referring to.
The Greco family in Mexico could have a really interesting true story. Maybe they were involved in local business, or perhaps they had some unique cultural contributions. It could also be that they overcame great difficulties in the Mexican social environment. But this is all speculation without more details.
I'm not sure as there isn't enough information provided. It could be about their immigration story, their family business success, or some family secrets.
It's not a true story. Usually, such works are crafted by the imagination of the writers to engage and captivate the audience with interesting plots and characters.
It depends on the specific production. Netflix has a wide range of content, some of which is entirely fictional, while others are based on real - life stories. If there is a show about the Greco family, it's likely that it has some elements of truth. They may have done research on the family's history, interviewed people related to them if possible, and then crafted a story around it. But it's also common for filmmakers to take creative liberties to make the story more appealing to the audience. So, it could be a true story with some fictionalized parts.
I'm not sure specifically which 'Greco family' you are referring to. There could be many families with that name. It might be a local family with a story known only in a particular region, or it could be a less - well - known family with a unique history that requires more context to explain the so - called'secret'.