Another theme is obsession. Alois is often depicted as being obsessed with Claude in some way, whether it's for protection or something more sinister. And Claude has his own reasons for being fixated on Alois. It's a very dark and twisted form of mutual obsession in many of these fanfics.
Common themes in such fanfiction are often centered around the unorthodox bond between Alois and Claude. There's the theme of the supernatural, given that Claude is a demon. This adds an element of the unknown to their relationship. Manipulation is another big theme. Both characters are prone to manipulating each other for their own ends. And there's also the theme of identity, as Alois' past and his current self, and Claude's true demonic identity all play into how they interact within the fanfiction.
There's also 'The Enigmatic Bond of Claude and Alois'. This fanfic focuses on the more mysterious aspects of their connection. It's full of detailed descriptions of their interactions and the power dynamics between them, which is really fascinating for fans of the pairing.
A major theme is the exploration of dark desires. In the 'Black Butler' universe, both Alois and Claude have their own dark sides. In the yaoi fanfiction, these dark sides are often intertwined. For example, Alois's thirst for revenge and Claude's inhumane nature can lead to some very intense and complex relationship dynamics. There's also the theme of sacrifice. Sometimes, one of them has to sacrifice something for the other, be it their pride, their freedom, or even their life in some extreme cases. This theme adds depth to their relationship and makes the fanfiction more engaging.
In 'Black Butler Sebastian x Claude fanfic', one of the main themes is the exploration of their complex personalities. They are both mysterious and have their own motives. This is often explored in detail. Another theme is the idea of loyalty. Their loyalty to their masters can create interesting conflicts and situations. And a third common theme is the concept of the supernatural world they inhabit. The rules and hierarchies of the demon world are often part of the stories.
One common theme is power struggle. Alois is often portrayed as trying to assert his power over Claude, while Claude, being a demon, has his own form of power that he wields in their relationship. Another theme is obsession. Claude's obsession with Alois' soul is a recurring idea.
Claude is often characterized as a sly and manipulative demon. He is intelligent and calculating in his actions towards Alois. Alois is typically portrayed as a troubled and somewhat unpredictable character, with a dark past that shapes his actions and his relationship with Claude.
One common theme is power dynamics. Given Claude's nature as a demon and Alois' position as his master in a way, their relationship is full of power struggles. Another theme is obsession. Claude's often shown to have an obsessive nature towards Alois, and this is explored in many fics.
Love and obsession are quite prevalent too. Given their intense connection in the source material, many fanfictions explore how their feelings for each other can range from a deep, passionate love to an all - consuming obsession. And sometimes, there's the theme of redemption, where they try to make up for past wrongs in their relationship.
One common theme is the power dynamic. Alois is a complex character with a lot of power in the 'Black Butler' universe, and fanfictions often explore how that power affects his relationship with the reader - insert character. Another theme is redemption. Some stories might have Alois seeking redemption through his relationship with the reader.
The relationship between Alois and Claude in fanfiction is often a twisted one. Alois, being a rather complex character himself, craves Claude's attention and loyalty. However, Claude's true nature as a demon adds an element of danger. Fanfic writers often explore how Alois tries to assert his control over Claude while Claude is constantly manipulating the situation to his own advantage.