Not entirely. 'The Keepers' likely takes inspiration from real incidents but incorporates fictional aspects to make the story more engaging and compelling.
Grandparents are the keepers of family stories because they have lived through many years. They witnessed the family's history, like the births, marriages, and achievements. Their long life experiences make them a living archive of family tales.
Yes, it could be. There are many book series where 'Finders Keepers' might be the first novel. However, without more context about the specific series, it's hard to be certain.