Perhaps a story where Gaa and Hinata discover a hidden threat that still lingers after the war. This threat could be a secret group that wants to reignite the war. Gaa and Hinata then have to use their combined strength and intelligence to stop this group. They also have to convince their respective villages that the threat is real without causing panic.
Another plot could involve Gaa and Hinata going on a diplomatic mission to other villages. Since they are from different villages that were once at war, they can represent a new era of peace and cooperation. They might face some challenges and misunderstandings at first, but through their determination and mutual respect, they can win over the other villages.
One idea could be Gaa and Hinata working together to rebuild their village. They could use their skills and knowledge to improve the living conditions for everyone. For example, Hinata could use her Byakugan to find underground water sources for new wells, while Gaa could use his strength to help with the construction of new houses.
One idea could be exploring the characters' post - war traumas. For example, how they deal with the memories of the battles and losses. Another plot could focus on the rebuilding of their world. Maybe they have to establish new relationships with former enemies. Also, a plot about the discovery of hidden secrets during the war that now come to light and affect the post - war situation would be interesting.
Perhaps in this 'after the giant war fanfiction', it could explore the political changes in the demigod world. With the major threat gone, different cabins might vie for more power or influence in the camps. There could be new alliances formed and old ones broken. Some characters might feel left out or marginalized in this new power struggle. The story could follow a character who is trying to bring unity back to the camps while also dealing with their own personal issues from the war.
In 'Harry after the war fanfiction', a great plot could be Harry using his fame and influence to start a magical charity. This charity could help those who were affected by the war, like orphans and those who lost their homes. He could also travel around the world to different wizarding communities, sharing his experiences and learning about their unique magical cultures, which would not only be a journey of self - discovery for him but also help in uniting the global wizarding community.
One idea could be that Spiderman tries to rebuild his relationships with the Avengers who were on different sides during the Civil War. He could start by reaching out to Iron Man, trying to understand his point of view better and also explaining his own actions.
Perhaps a plot where they go on a journey to discover new forms of chakra or lost ninja techniques. Along the way, they face challenges that test their bond. For example, they might encounter a group of rogue ninjas and have to fight side by side, realizing how much they rely on each other.
One idea could be the remaining Avengers finding a way to reverse the Snap in a completely unexpected way, like traveling to a different dimension where Thanos never got the Stones. Another could be the rise of new heroes among the survivors, who have unique powers that can help in the fight against Thanos' legacy. And perhaps some of the snapped heroes are actually alive in a sort of pocket universe and the Avengers have to figure out how to bring them back from there.
A rogue ninja from a formerly warring village could be the main antagonist. This ninja might hold a grudge against the new peace and wants to disrupt it. He could be powerful and have his own group of followers who are also discontent with the current situation.
Well, Harry could be involved in a story where he tries to change the perception of Slytherin in the wizarding world. Since he is a well - known figure, his presence in Slytherin could be a catalyst for change. He might start a club or organization within Slytherin that promotes equality and friendship among all houses. And perhaps he has to face some challenges from the outside world too, like the Ministry of Magic being skeptical of his motives for being in Slytherin. Harry would then have to prove that his new Slytherin identity doesn't mean he has changed for the worse.
One idea could be exploring how the remaining heroes deal with the loss of half the population on a personal level. For example, Iron Man could struggle with survivor's guilt and pour all his energy into finding a way to reverse it. Another could be about the new friendships formed among the survivors as they realize they have to rely on each other more than ever.
Another possible gaahina lemon fanfiction is one where they are part of a team on a mission. During the mission, they have to rely on each other and in the process, their bond deepens. This might include some sweet and spicy moments between them as they face various challenges together.