There could also be new characters created specifically for this fanfic. They might be alchemist descendants or characters with a special connection to the secrets of alchemy. These new characters could bring in fresh perspectives and plot twists, interacting with the well - known Harry Potter characters to drive the story forward.
Hermione Granger might also be a main character. Given her thirst for knowledge and her skills in magic and research, she would be very interested in the secrets of alchemy. She could be the one who discovers clues and tries to piece together the alchemical mysteries. Ron Weasley could also be involved. Maybe his loyalty and courage are needed to help Harry and Hermione in their quest to uncover the secrets, and he might provide some comical relief during their adventures related to the alchemy secrets as well.
Well, it could be about hidden alchemical knowledge within the wizarding world. Maybe it reveals how certain potions are related to alchemy in a deeper way than we knew from the original books.
In the 'Harry Learns Alchemy' fanfic, Harry is the central figure. He is on a journey of learning alchemy. Hermione would be a key character as she is very studious and would be eager to help Harry understand the complex concepts of alchemy. There could be a mysterious old wizard who acts as a mentor to Harry in his alchemical studies. And Ron, as Harry's best friend, would be around, maybe not fully understanding alchemy but being supportive in his own way.
Hermione would probably be one of the main characters. She is always interested in learning new things and would likely be drawn to Harry's study of alchemy. She could help him research and understand the more complex aspects of alchemy.
In 'Harry Potter and the Chamber of Secrets full story', Harry Potter is the main protagonist. He has to face the mystery of the Chamber of Secrets. Ron Weasley, his loyal friend, supports him. Hermione Granger is also crucial with her knowledge and quick thinking. Ginny Weasley becomes a key part of the plot when she gets involved with Tom Riddle's diary. Tom Riddle is a major character as he was the one who opened the chamber long ago and his memory in the diary is causing trouble. Albus Dumbledore, the headmaster, provides guidance in a way. And Severus Snape, with his complex personality, also has his moments in the story.
Nearly - Headless Nick. He has a lot of knowledge about Hogwarts' history. In a fanfic focused on the Chamber of Secrets, he could be the one to remember an old legend or forgotten fact that helps Harry and his friends. He could also be in danger of being permanently petrified since he's already a ghost, which would add an interesting twist.
Harry Potter is of course very important. He's the protagonist who discovers the mystery of the Chamber of Secrets. Ron Weasley is his best friend and they go through many adventures together. Hermione Granger is also crucial, with her intelligence helping them solve problems. And there's Ginny Weasley, who is directly involved with the opening of the Chamber.
Harry Potter is of course very important. He's the one who has to face the danger in the Chamber. Hermione Granger is important too, as she uses her intelligence to help solve the mystery. Ron Weasley stands by Harry's side throughout. And then there's Ginny Weasley who is directly involved in the opening of the Chamber unknowingly. Dobby, the house - elf, also plays a significant role as he tries to protect Harry.
Harry Potter is of course the most important. He's the one who has to face the mystery of the Chamber. Ron Weasley is his best friend and sidekick. Hermione Granger, with her intelligence, also plays a crucial role. And then there's Dumbledore, the wise headmaster who gives guidance.
There may be a dark secret about a character's family in fanfic. For example, Harry Potter might discover that his parents had a dark side or were involved in something very dangerous before they died. This could completely change his perception of his family and add a new layer of complexity to his character.
There could be a secret chamber in Hogwarts that no one has found yet in fanfic. This chamber might hold ancient magic or the key to a powerful spell. It could be hidden by powerful enchantments and only a select few characters, perhaps those with a special connection to the founders of Hogwarts, might be able to discover it.