The main character could be a young artist. She is inspired by the night and the solitude it offers. The darkness is like a blank canvas for her, and dancing is her way of creating art. Every movement she makes in the dark is a form of self - expression, and she might be on a journey to find her true artistic identity through her love for dancing in the dark.
It might be an older woman who has always loved dancing but was held back by society's expectations. Now, in the privacy of the dark, she can finally be herself and do what she loves. She could be a character with a lot of life experience, and her love for dancing in the dark represents her new - found freedom. As the story unfolds, she might inspire others around her to break free from their own constraints and embrace their passions.
Perhaps she has a past trauma that makes her uncomfortable in the light. Dancing in the dark becomes her way of coping. In the fanfiction, she might meet a kindred spirit who also has a connection to the night and dancing. They could start to explore their shared love for this nocturnal activity together, and through their relationship, she begins to heal from her past.
It could be a young girl who dreams of becoming a famous fashion model. She has insecurities at first, but when she stands in front of the camera, she discovers a new side of herself that the camera seems to adore.
A brooding vampire could be the main character. He has lived for centuries and has seen the worst of humanity. However, he decides to use his superhuman strength and speed to protect a small town from other supernatural threats that lurk in the night.
Harry Potter himself could be a main character. He would be the one to sense the danger of the dark side dance and try to oppose it. Hermione would also be important as she could use her vast knowledge of magic to research about the origin and nature of the dance. Ron could be there to provide the comical relief but also be a loyal friend in the fight against the dark influence of the dance.
A young orphan could be the main character. They are lured into the dark woods circus by the promise of a family and a place to belong. But soon they realize the dark secrets of the circus.
It could be a wealthy businessperson who has become blinded by greed in the cut - throat corporate world. They are the main character and the 'light in the dark' could be a poor but wise employee who shows them the error of their ways.
Sasuke could also be a main character in such a fanfiction. Given his brooding nature and his search for power, the addition of dark angel powers could take his character in an even more complex direction. He might be more tempted by the dark side that comes with the dark angel powers.
Perhaps a young and inexperienced adventurer who discovers their hidden power while on the quest to slay the dark dragon. They grow throughout the story, learning new skills and becoming a true hero.
There are many possibilities. It could be a character from a science - fiction universe, like an alien female who was an outcast in her own planet. In this fanfiction, she might find love on Earth. Or it could be a character from a post - apocalyptic world, a survivor who has always been alone but now gets the love she deserves from another survivor. It could really be any female character from any genre that the fanfiction author wants to focus on and give the love she has been missing in the original story.
It could be a scientist. Maybe a brilliant scientist who is working on a project to develop new technology that can help the Autobots in their fight against the Decepticons. Optimus sees the potential in this scientist and also admires their intelligence and determination. As they work together, a bond forms between them.