Black Butler: Female Ciel and Sebastian Fanfiction - What Are Some Interesting Plot Ideas?

One interesting plot idea could be a time - travel scenario. Sebastian and Ciel are sent back in time to a period in the Phantomhive family's history that is shrouded in mystery. They have to navigate the past, deal with their ancestors, and also face the fact that their actions in the past could change the present they came from. Another idea is a role - reversal. Ciel becomes the demon and Sebastian the human servant, which would completely turn their relationship dynamics on its head and lead to all sorts of comical and also thought - provoking situations. A third plot could be a crossover with another popular anime world, like they end up in the world of Naruto and have to adapt to the ninja way while still maintaining their own goals and relationship.

One idea could be that fem Ciel has to attend a grand ball and Sebastian helps her get ready in a very intimate way, like choosing the perfect dress and doing her hair, while they share some flirty banter. Another could be that fem Ciel gets into trouble with a rival noble and Sebastian uses his demonic powers in a very creative way to protect her, all while their relationship deepens. And perhaps a plot where fem Ciel discovers a secret about Sebastian's past that makes her see him in a new light and changes the dynamic of their relationship.

One idea could be Female Ciel trying to navigate the underworld of the Black Butler universe while facing discrimination for being a female in a male - dominated world. She might have to prove herself even more than her male counterpart did.

One interesting plot could be Female Ciel using her wits and charm to outwit her enemies with Sebastian by her side. For example, she might be involved in a complex political intrigue in Victorian society, and Sebastian helps her navigate through the dangerous web of lies and power struggles. He uses his demonic powers subtly to protect her while she tries to assert her influence.

One interesting story could be about Ciel and Sebastian going on a journey to a mysterious land where they encounter new challenges that test their relationship. In this fanfiction, they might have to face powerful enemies together and rely on each other more than ever.

One idea could be Ciel exploring his new demonic powers. He might start to see the world in a completely different way, with his values shifting as he is no longer bound by human limitations. For example, he could use his powers to seek revenge in a more extreme way than he could as a human.

One idea could be Paula discovers Sebastian's true nature as a demon but instead of being afraid, she tries to use it to her advantage in the complex world of the Black Butler. Maybe she asks him to help her gain more influence in the household or among the nobility. Another plot could involve a love triangle where Paula has feelings for Sebastian, but Sebastian is solely focused on his master, and this creates a lot of tension and drama.

One plot idea could be Sebastian falling ill due to a curse placed on him by a rival demon. He would struggle to maintain his usual composed and efficient self while still trying to serve Ciel. Another could be that he gets a mysterious illness that makes him lose his demonic powers temporarily, and he has to rely on human means and Ciel's help to recover. Maybe he gets sick from consuming something in the human world that his demon body is not used to, like a poisoned food item that affects him in strange ways.

One idea could be that Sebastian sacrifices himself to save Ciel from a powerful dark magic. In the fanfiction, as he faces death, he reflects on his time with Ciel and how it has changed him from a purely demonic being. He might have an internal monologue about the strange new emotions he has experienced.

One great 'Black Butler Ciel and Sebastian fanfiction' is 'The Demon's Contract Renewed'. It delves deeper into the complex relationship between Ciel and Sebastian. The author beautifully portrays Ciel's struggle with his past and future while maintaining his pride, and Sebastian's unwavering loyalty (in his own devilish way). It's a must - read for any fan of the duo.