Well, it could be about a lot of things. Maybe it's about the daughter of Lucifer in the Supernatural universe. It might explore her powers, her relationship with other characters like the Winchesters. It could also be about her struggle between the nature she inherits from Lucifer and her own sense of right and wrong.
Well, in some fanfiction, Lucifer's daughter might be a key to a great prophecy. Her existence could tip the balance between good and evil. She may have unique powers like the ability to manipulate time or read minds. However, she is constantly hunted by both angels and demons who want to use her for their own purposes. She has to navigate this dangerous world while also trying to understand her place in it and what it means to be Lucifer's daughter.
The main character would be the daughter of Lucifer. Depending on the plot, other important characters could include some of the powerful demons who might be trying to control or use her. Also, there might be some human characters who get involved with her story, perhaps a hunter who initially wants to kill her but then realizes she's not all bad. And of course, Lucifer himself might make appearances to influence his daughter's actions.
Well, it could be about her struggle to fit in the world. Maybe she has some powers she doesn't understand at first. For example, she might be able to control fire like her father Lucifer. And she could be trying to find her place among humans or other supernatural beings, constantly hiding her true identity.
She might initially be feared by the Winchester brothers. But as they learn more about her, they could form an uneasy alliance. For example, if she shows that she wants to resist her father's evil ways.
One idea could be that Lucifer's daughter is raised by a human family. She has no idea about her true origin until strange things start to happen around her. She starts to see visions of Hell and demons, which leads her to discover her father is Lucifer. Then she has to decide whether to embrace her dark heritage or fight against it.
In Supernatural fanfiction, Lucifer's wings hold a lot of meaning. They can be seen as a connection to his past as an angel. His wings might be a source of his power, and any damage to them could weaken him. Writers might use the wings to explore themes of redemption or damnation. For instance, if his wings were to be restored, it could symbolize a path towards redemption, even if it's a very dark and complex one.
In some fanfictions, it could be a powerful angel. Since Lucifer was an archangel, an equally powerful angelic being might be seen as his mate, perhaps one with a unique connection to him from before his fall.
One possible scenario in this fanfiction could be that Lucifer's memory loss makes him vulnerable and more human - like. He might start to question his past actions and form new relationships with the characters in the Supernatural universe. For example, he could team up with Sam and Dean, not remembering that he was once their enemy.
A popular 'Supernatural Lucifer fanfiction' is 'Lucifer Among the Winchesters'. In this one, Lucifer interacts with Sam and Dean in a series of events that are both humorous and full of tension. It plays with the established dynamics of the show and adds its own unique twists to the story, making it a must - read for fans of the Lucifer character in Supernatural.