One interesting plotline could be Ron and Hermione's adjustment to a normal life after the chaos of war. They might struggle with things like PTSD and learning to live without the constant threat. For example, Ron could have nightmares about the battles and Hermione would be there to comfort him, strengthening their bond.
A third plotline could be their adventures in rebuilding the wizarding world. Hermione might use her intelligence to come up with new spells and potions for reconstruction, while Ron uses his loyalty and courage to support her and carry out the practical aspects of the rebuilding efforts.
Another plot could involve them starting a family. There would be the challenges of raising wizarding children in a post - war world. Maybe they face discrimination because Ron is a Weasley and Hermione is a Muggle - born, but they fight it together and teach their kids important values.
Another plotline could involve Hermione's relationships. Maybe she finally gets to explore her romantic side more freely. She could start dating someone unexpected, like a muggleborn wizard she meets during her post - war travels. He might introduce her to a whole new world of muggle - like magic that she didn't know existed.
Their relationship deepens as they rely on each other more. They've been through so much during the war that they become each other's pillars of support. Ron becomes more understanding of Hermione's need for knowledge and Hermione becomes more appreciative of Ron's practical skills.
One possible plotline could be Naruto having to adjust to his new relationships within the harem. For example, dealing with the different personalities and needs of each girl. Maybe one girl is from a different village and there are cultural clashes that Naruto has to mediate. Another could be about how Naruto uses his newfound family - his harem - to help him rebuild the village in a more harmonious way.
One interesting plotline could be about the rebuilding of the Hidden Villages. Naruto could be deeply involved in diplomatic efforts to strengthen relationships between the villages, ensuring long - term peace. Another could be the exploration of the new generation of ninjas, their training, and how they are influenced by the war - heroes like Naruto.
In this type of fanfiction, a great plotline could be the exploration of the characters' post - war traumas through their relationships in the harem. Harry, for instance, might have nightmares about the war. His 'harem' of friends and potential love interests could be there to comfort him. Hermione could use her intelligence to help him analyze his feelings, Ginny could be the one to bring out his more carefree side, and other characters could contribute in their own ways. This way, the harem setting becomes a means of healing and growth for all the characters involved.
One interesting plotline could be Naruto using his knowledge of the future to prevent certain tragedies that occurred during the war. For example, he might be able to save some of the fallen comrades. Another could be his attempts to change the political situation in the ninja world for the better, leveraging his experiences.
One interesting plotline could be Sasuke and Sakura exploring their new relationship in a post - war world filled with rebuilding. They might face challenges in their relationship due to the traumas of war. Another could be them working together to heal the wounds of the village, both physically and emotionally. Maybe they discover new aspects of each other as they do so.
One interesting plotline could be about the rebuilding of Hogwarts. The war has left it in ruins, and the characters have to come together to restore it to its former glory. They might face challenges like finding the right magical materials and dealing with the memories of the battles that took place there.
Perhaps in the fanfiction, Ginny becomes a professional Quidditch player after the war, while Harry focuses on training new Aurors. Their relationship could be strained by their busy schedules, but they eventually find a balance. They also might have to deal with the remaining Death Eaters who are still causing trouble.
One interesting plotline could be about the surviving heroes trying to regroup and find a way to reverse the Snap. They might face internal conflicts as they deal with their guilt and loss. Another could be exploring how different planets are coping with the sudden loss of half their population.