Yes, there might be. The 'Harry Potter' universe is vast, and many fans create fanfiction exploring different relationships and scenarios. Nicolas Flamel is an interesting character in the series, so it's not surprising that someone would write a fanfic with this concept.
Nicolas Flamel is first mentioned in 'Harry Potter and the Philosopher's Stone'. In the story, it is through the discovery of his name on a chocolate frog card that Harry and his friends start to learn about him. He is an important figure as he is the creator of the Philosopher's Stone, which is a central element in the plot of this first book in the series.
In some fanfics, Nicolas Flamel might be reimagined as a time - traveling character who goes back in time to meet a young Harry Potter. He could then influence Harry's life in ways that change the course of the entire Harry Potter story.
The idea of Flamel's influence on the wizarding world is also common. His knowledge and power are so great that fanfictions may show how he affected events in the past, present, or future of the wizarding world. For example, some fanfics might suggest that he had a hand in the founding of Hogwarts or in the development of certain spells.
You can start by looking on fanfiction websites like Archive of Our Own (AO3) or FanFiction.net. They have a large collection of 'Harry Potter' fanfiction, and you might be able to find something related to Harry Potter and Nicolas Flamel there.
Obviously, Harry Potter and Nicolas Flamel are essential. But also including characters like Hermione Granger would be great. Hermione's thirst for knowledge would make her a perfect student of Flamel's teachings.
One popular 'Harry Potter Nicolas Flamel' fanfiction is 'The Alchemist's Legacy'. It delves into Flamel's backstory and his connection to the wizarding world beyond what was shown in the original books. It's a great read for those who want to explore more about this mysterious character.
Well, in the Harry Potter series, specifically in the very first book which is 'Harry Potter and the Philosopher's Stone', Nicolas Flamel makes his first appearance. He is quite an important figure as his Philosopher's Stone is what Voldemort is after. The stone has the power to create the Elixir of Life, which is why it becomes a central part of the plot in this first novel. Harry and his friends end up getting involved in protecting the stone from Voldemort.