Magic is also prevalent. Since the 'Kiss of the Rose Princess' has elements of magic, fanfiction writers may expand on the magic system, creating new spells or exploring the limits of the existing magic in the story.
Love is a very common theme. Given the nature of the original work, fanfictions often explore different types of love, such as the first love between the main characters, or unrequited love among the supporting characters.
Love against all odds is often a theme. Their different family standings and the expectations of the wizarding community make their love seem improbable, but it's precisely what makes it so appealing in the fanfiction.
Another aspect could be the character development. Writers of fanfiction might take a minor character from 'Kiss of the Rose Princess' and give them a more prominent role, exploring their backstory and how they interact with the main storyline.
The themes usually revolve around loyalty and sacrifice. Lissa and Rose are very loyal to each other in the Vampire Academy world, and this loyalty is often a big part of their relationship in the fanfiction as well. The sacrifice they are willing to make for each other is also a key theme. For example, in some fanfics, they are willing to go against the norms of their society for their love. Also, the theme of empowerment is there. Their relationship gives them the strength to face challenges together, and the kiss can be a symbol of that new - found strength.
Love and acceptance are big themes. Finn has to accept Flame Princess for who she is, with all her fiery aspects, and Flame Princess has to accept Finn's human nature. The kiss in the fanfiction can be a moment of pure acceptance between them. Also, the theme of adventure and the unknown is there. Their relationship is always an adventure, and the kiss is a new step into the unknown for both of them.
Love is a common theme. Often, Amy Rose is involved in a romantic sub - plot, either with an existing character or a new one created for the fic. For example, she might fall in love with a brave knight who helps her in her quests.
Possible themes in such fanfiction include the power of connection. The kiss is a physical manifestation of the deep emotional connection between the doctor and Rose. It can also be about new beginnings. After the kiss, they might embark on a new journey together, either in their relationship or in their adventures. Additionally, themes of redemption could be present. If one of them has made mistakes in the past, the kiss could be a step towards redemption in the eyes of the other.
Love or at least a deep affection might also be a theme. The writers could explore a romantic relationship between 9 and Rose or a deep platonic love that is so strong it rivals a romantic one. They could be in a situation where they have to fight for their relationship against external forces, adding drama and tension to the story.
One common theme is adventure. They often go on exciting travels through time and space in these fanfictions. For example, exploring unknown planets or different historical eras.
The idea of different timelines is also a common theme in '10 and Rose fanfiction'. Writers often play with the concept of alternate timelines where their relationship might have taken a different turn. It could be a timeline where Rose becomes more like the Doctor in terms of her knowledge and abilities, and how that affects their relationship.
In the 'Kiss of Rose Princess' manga, the story centers around a protagonist who gains a unique power related to roses. This leads her to encounter various challenges and meet interesting characters along the way, all while uncovering hidden secrets.