First, you should familiarize yourself with the characters. Know their personalities, backstories, and relationships in the original Black Butler series. For example, Sebastian is sophisticated and cunning, while Finny is strong but a bit naive. Then, come up with an interesting plot idea. It could be something like a new mystery in the Phantomhive manor that the servants have to solve together. Next, start with a strong opening. Maybe describe a strange event that sets the tone for the whole story, like a mysterious letter arriving at the manor addressed to one of the servants.
One popular theme is loyalty. The servants in Black Butler are extremely loyal to their master, Ciel. In fanfics, this loyalty often gets tested in unique situations, like facing a powerful enemy who tries to bribe them. Another theme is mystery. There are many secrets about the servants' pasts, and fanfics might explore what really happened before they came to serve Ciel. For example, Sebastian's true nature as a demon is a rich area for exploration. And a third theme could be friendship. Despite their different backgrounds and natures, the servants form a sort of family unit, and fanfics may show how they support each other through tough times.
You could write a fanfic where the Black Butler characters react to different art forms. Suppose they visit an art museum in a modern setting. Sebastian, with his refined taste, would have in - depth critiques of the paintings and sculptures, while Ciel might be more drawn to the darker or more mysterious artworks. Or they could react to a live theater performance, with Ciel being amazed at the actors' skills and Sebastian observing the behind - the - scenes details like the stagecraft and the actors' emotions.
The servants in the 'Black Butler' fanfic would first establish a defense plan. Those with combat skills, like Sebastian, would be ready to fight off any invaders. The servants with knowledge of the manor's layout and hidden passages could use that to their advantage in setting up traps or ambushes. They also support each other. If one servant is injured, the others would step in to cover for them. And they keep watch at all times, rotating shifts to ensure no blind spots in the manor's defense.
First, decide which characters from Black Butler you want to focus on. If you're writing a react fanfic, choose characters with distinct personalities like Sebastian and Ciel. Then, think of the situation or 'thing' they will be reacting to. It could be as simple as a new type of tea. Next, start with a strong opening that sets the scene. For example, 'Sebastian entered the room, a curious look on his face as he beheld the strange new brew.'
One interesting scenario could be the characters reacting to modern technology. For example, Sebastian might be both intrigued and a bit disdainful of a smartphone, finding it a curious yet overly complex device compared to the more straightforward tools of his own era. Ciel, on the other hand, could see it as a useful tool for gathering information quickly.
Well, one of the major threats could be rival demon clans. They might be after the power or secrets within the manor. Another threat could be assassins sent by enemies of the manor's owner. These assassins would be highly skilled and pose a great danger to the servants. Also, supernatural entities other than demons, like vengeful spirits, might target the manor for various reasons.
Grell is quite popular as well. His over - the - top personality and his unorthodox views make for some really entertaining reaction scenarios. He can go from being overly dramatic to having some surprisingly deep insights in fanfiction.
Definitely not. The Black Butler series has a set of established themes such as the supernatural elements, the Victorian - era setting, and the complex character relationships. The idea of a 'leashed slave story' is completely foreign to the official canon and is likely a disturbing creation outside of the proper series. It would go against the overall tone and moral framework of the official work.