A plot could revolve around a love story between a noble from one kingdom and a commoner from an enemy kingdom. Their relationship could be a catalyst for peace or more conflict. For example, they might try to secretly broker peace treaties while hiding their relationship from their respective kingdoms. This would add a layer of drama and secrecy to the fanfiction.
Another interesting plot could be a story of a hero from a long - lost line of a great kingdom who returns. This hero has unique abilities or knowledge that has been lost over time. He or she must then convince the current rulers to follow their lead in order to defeat a common and powerful enemy that threatens all the kingdoms at war.
One idea could be a story about an underdog kingdom rising to power through unexpected alliances. Maybe a small, resource - poor kingdom teams up with a group of powerful but outcast mages. Another could be a love story between a warrior from one warring kingdom and a noble from an enemy kingdom, which could potentially change the course of the war.
One idea could be a story about an underdog kingdom that discovers a long - forgotten magic and uses it to turn the tides of the war. Another could be a fanfic centered around the love story between a knight from one kingdom and a princess from an enemy kingdom, which then affects the course of the war. Or perhaps a tale of a young strategist who rises through the ranks and devises brilliant battle plans for his kingdom in the War of Kingdoms.
One idea could be a story about an ordinary person from our world being magically transported to one of the 12 kingdoms. They have to learn the ways of the new land, make alliances, and face the political intrigue. Maybe they discover a long - lost secret that could change the balance of power in the kingdom.
Perhaps a great plot idea would be to have a character who is an outsider to the Keyblade War but gets dragged into it. This character could bring a fresh perspective and different skills or abilities. They might try to find a way to end the war through negotiation rather than fighting, which would add a whole new layer to the story. And you could also explore how the power of friendship and trust can be a game - changer in the midst of all the chaos and battles.
Maybe there's a character who has the ability to traverse different universes freely in this 'the multiverse at war fanfiction'. Their journey to find a way to end the war by uniting the different versions of heroes from various universes would be really engaging. They might face challenges like different versions of the same villain trying to stop them.
A time - travel plot would also be great. Imagine a character from the future coming back to the time when Kaguya and Miyuki were just starting their 'war'. This new character could either try to help them get together faster or, for some reason, try to keep them apart. It would add a new layer of mystery and drama to the fanfiction.
A plot could revolve around a medic in the war trying to save as many casualties as possible. This could involve difficult decisions like who to treat first when resources are scarce. It would show the moral dilemmas in the chaos of war.
Well, for 'at war with nature fanfiction', a plot could involve a character who has a special ability to communicate with nature but is forced to use that ability to fight nature instead of befriend it. Maybe because some dark magic has corrupted the natural order. Or a story where an entire city is besieged by a horde of oversized insects and other creatures that are acting out of their normal behavior. The people have to figure out how to stop this onslaught and restore the balance. Also, a group of adventurers could accidentally awaken an ancient elemental force that now wants to destroy all human civilization as it views humans as a threat to nature.
Well, you could write a fanfiction where the characters discover an abandoned bunker full of supplies. But there's a catch - it's booby - trapped. This would lead to a lot of tense moments as they try to disarm the traps without getting killed. Also, a plot about a character who has a special skill, like being able to communicate with animals, and how that helps the group survive. Maybe they use the animals to scout for danger or find food sources.
One idea could be a ment with special powers emerging and changing the power dynamics in the war. For example, a ment that can read minds and uses this to outwit the enemy. Another could be a group of ments from different factions coming together to try and stop the war, facing many challenges along the way. Maybe a ment discovers a hidden weapon that could end the war but has to decide if using it is the right thing to do.