One great topic could be their adventures together. They could be on a quest to solve a mystery within the fictional world they inhabit. This would allow for exploration of their skills, intelligence, and how they work as a team.
A topic about their friendship would be very interesting. How they support each other through difficult times, how they grow closer as friends, and the things they learn from one another. This can show a deeper emotional connection between the two characters.
No, it's not appropriate. Fanfiction should generally abide by certain ethical and moral standards. Writing sexual content about characters can be considered a form of objectification and goes against the respect that should be given to the original work and its characters.
You could write about their daily life adventures, like how they go on a picnic together and share their dreams and stories during that time.
One could write about their adventures together. For example, how they team up to fight a powerful new villain that threatens their land. This would focus on their camaraderie and combat skills.
A great topic could be how they help the people of Arendelle during a difficult winter. They could use their skills and knowledge to find solutions to food shortages or keep the villagers warm. It would show their kindness and leadership qualities. Also, you could write about how they celebrate their wedding anniversary in a very sweet and romantic way, like having a special dinner with all their friends and family from Arendelle and the trolls.
Another idea is that they are both part of an international wizarding exchange program. They start off as rivals in representing their respective houses or countries, but gradually become friends as they learn about different cultures and magics.
You could write about their adventures together, like exploring new planets or solving mysteries in the Star Wars universe.
You could focus on their adventures together in a new mission. Maybe they are exploring an uncharted planet and have to face various challenges like strange creatures and difficult terrains.
How about a story where they team up to solve a mystery in their spooky town? There could be strange disappearances or unexplained phenomena, and they use their combined skills - Casper's ghostly abilities and Mantha's knowledge of the town - to figure out what's going on. This would be a much more positive and engaging topic for fanfiction.
One popular story could be 'The Adventures of Eliot and Quentin' which takes the characters on a magical journey through different realms. It's known for its vivid descriptions and in - character dialogues.
A great topic could be how they help each other grow as individuals. Maybe Gwen helps Ben understand his powers better, or Ben teaches Gwen some self - defense skills. It would be a story about friendship and mutual improvement.