Well, in Sherlock and Fem John fanfiction, the dynamic often changes in terms of emotional expression. A female John might be more openly emotional, which can either soften Sherlock or create more tension as he's not used to such displays. Also, the power dynamic can shift. In the original, John was often the more 'grounded' one, but a Fem John might assert herself differently, perhaps more subtly or in a more feminine way.
One popular one could be 'The Adventures of Sherlock and Fem John in London'. It might explore their relationship in a new light, perhaps with a more emotional connection. Another could be 'Fem John's Perspective in Sherlock's World' which delves into how a female John might view Sherlock's detective work and their partnership differently. There are also those that focus on their adventures outside of the typical cases, like 'Sherlock and Fem John: Uncharted Territories' which could take them on a journey where they discover new things about each other.
One great fem John x Sherlock fanfiction is 'A Different Perspective'. It offers a unique take on their relationship with a well - developed plot. The characterizations are on point, making it an engaging read.
You can try Archive of Our Own (AO3). It has a vast collection of fanfiction, including many fem John x Sherlock ones. Just use the search function and type in the relevant tags.
There are many interesting fanfictions about Vampire John and Sherlock. One common theme could be how Sherlock, with his brilliant deductive skills, discovers John's vampire nature. It might involve a lot of mystery-solving around John's condition and how they navigate their relationship in the face of this new revelation.
The appeal lies in the unique twist it gives to the classic characters. It combines the mystery-solving aspect of the original Sherlock Holmes concept with the allure of the supernatural. Vampire John adds an element of danger and mystery.
In many Sherlock/John fanfictions, their care for a baby can be quite heart - warming. Sometimes it's a case - related situation where they end up taking care of an orphaned baby during an investigation. This often shows a softer side of their characters, especially Sherlock, who might seem initially clueless but gradually grows attached.
In many Sherlock/John fanfictions, Sherlock's actions towards John show deep affection. For example, he often goes out of his way to protect John from danger. He might put himself in harm's way just to keep John safe, which can be seen as a sign of love. Also, his jealousy when John pays attention to others can be an indication. In some fanfictions, Sherlock is overly possessive of John's time and attention, much like a person in love would be.
One possible fanfiction could be about Sherlock and John investigating a mystery related to a 'carve baby'. Maybe it's a strange art piece or an object with a hidden meaning that they need to decipher.
The 'carve baby' in the fanfiction could be a symbol. It might represent something from Sherlock and John's past, like a case they worked on long ago that had an unresolved element related to a carved baby - like object.