One possible plotline could be that Richie Rich, with his vast wealth, throws a grand party and Audrey is invited. At the party, they discover they have a shared love for art. Richie then uses his resources to take Audrey on a tour of the world's most exclusive art galleries.
It could be another wealthy kid who is jealous of Richie's attention towards Audrey. This antagonist might try to sabotage their relationship by spreading false rumors about Audrey, saying she's only interested in Richie's money.
One possible plotline could be the family's reaction. The Weasley family is large and close - knit, so they would likely be very excited and supportive. There could be scenes of them preparing for the new baby, like knitting baby clothes or setting up a nursery. Another plotline might involve Audrey dealing with the physical and emotional changes of pregnancy while also managing her daily life in the wizarding world.
One possible plotline could be a story of conflict and reconciliation. Giratina, often seen as the 'evil' or 'banished' Pokémon, might have some sort of misunderstanding or old grudge against Arceus, the creator. The fanfic could explore how they gradually come to understand each other's perspectives. Maybe there's a threat to the Pokémon world that only they can face together, forcing them to put aside their differences.
It could also be a fanfic that takes place in an alternate universe. In this universe, the events of 4x23 didn't happen as they did in the show. Maybe Beckett didn't become a detective in the same way, and Castle meets her in a completely different situation. They then start to solve mysteries together in this new setting.
One possible plotline could be that Yuki and Kyon accidentally find out about the pregnancy and initially panic. They then start to slowly accept it and plan for their future together. For example, they might start looking for a new place to live that's more suitable for a family.
One plotline could be that the prince's kingdom is under a curse and Fluttershy has the key to breaking it. She discovers this ability gradually as she spends time with the prince. Another could be that they both get lost in an enchanted land and have to rely on each other's strengths to find their way back. Fluttershy's kindness and the prince's leadership skills would come into play here.
One possible plotline could be Chester and Max teaming up for a school project. They start off not getting along but as they work together, they discover they have more in common than they thought. Maybe they both have a secret love for a certain type of music or a particular hobby. This could lead to a growing friendship and perhaps even a budding romance as they start to understand each other better.
One possible plotline could be Wendy and Chelia meeting Yuri in a magical forest. They initially have some misunderstandings but then gradually come to understand each other's powers and personalities. As they journey together, they face various challenges like a powerful dark sorcerer who is trying to steal their magic. They have to combine their unique magical abilities to defeat the sorcerer and in the process, form a deep and unbreakable bond.
Another plotline could be that Naruto enters SAO to find a way to save his friends in his own world. He hears that Quinella has some knowledge or power that could help. He approaches her, but she demands that he complete a series of dangerous quests in the game. As he does so, he starts to understand the true nature of the SAO world and also forms an unexpected bond with Quinella, which makes her question her own actions in the virtual world.
Another plot could be set in a school where there are some strange happenings. Alice, as the teacher, senses that Bella is somehow involved or at least has some knowledge about it. They start working together to solve the mystery, and during this process, their relationship evolves. Alice might be protective of Bella, and Bella starts to look up to Alice not just as a teacher but as someone she can trust wholeheartedly.