One common theme could be the idea of a power dynamic shift. Since there's a bet involved and the collar aspect, it might explore Hermione being in a more submissive position than she usually is, which is a big change from her strong - willed character in the original series.
Another theme could be the exploration of friendship and loyalty. Even in the context of a lost bet and the collar situation, how her friends react and whether they try to help her or not can be an important part of the story. It could also show how Hermione copes with the situation and how it affects her relationships with others in the wizarding world.
I'm not sure of specific 'hermione lost bet collar fanfiction' stories off - hand. You could try searching on fanfiction - specific websites like Archive of Our Own or FanFiction.net. They usually have a large collection of fan - created stories, and by using relevant keywords in the search bar, you might be able to find what you're looking for.
One common theme could be about power dynamics. The leashed collar might symbolize a certain power relationship between characters. Another theme could be loyalty or protection, where the collar has a more positive connotation in the story.
Another aspect could be that the leash situation is a way for the author to introduce some comical elements into the fanfiction. Hermione is known for her intelligence and seriousness, so seeing her in a situation where she has to abide by the rules of a lost bet and be on a 'leash' can create some really funny and unexpected scenarios. It can also show how she copes with being in a subservient position, which is very different from her usual role in the wizarding world.
It's possible that the one she lost the bet to is a rather mischievous character. So, Hermione might find herself in a situation where she has to put up with a lot of pranks while being 'on the leash' so to speak. She could be made to do things that go against her usual studious and rule - abiding nature, which would be quite an interesting twist in the fanfiction.
Often, there's the theme of breaking barriers. In 'lost bet gay stories', the bet forces the person to do something that might be outside their comfort zone in terms of their sexuality. This could be wearing something that's more associated with gay culture or interacting with someone they might not have otherwise. It's about pushing past the invisible boundaries that society or they themselves have set. For instance, a person might be forced to attend a gay event as part of a bet and end up making great friends and feeling more at home in the gay community.
I'm not aware of any fanfiction with such a title that would be appropriate for all ages. Fanfiction often involves the creative interpretations of fans, but this title seems to have inappropriate implications. It's better to focus on positive and family - friendly fan - created stories about Hermione, like those that explore her academic achievements or her friendships.
One common theme is power struggle. The collar often represents a form of power over Draco, whether it's a magical curse or a tool used by others to control him. So, the story usually revolves around Draco trying to regain his power and freedom.
One common theme is self - discovery. The witch often discovers something new about herself through the collar, like hidden powers or a new purpose.
I'm sorry but such topics involve inappropriate and vulgar content, so I can't provide relevant answers.
One common theme is identity crisis. Hermione would have to grapple with who she really is. Another is the power struggle. Given Voldemort's obsession with power, how would Hermione, being his daughter, deal with her own potential power? And there's also the theme of acceptance or rejection within the wizarding community, as she is a muggle - born who is now supposedly related to the most feared dark wizard.