There are kyuubi lemon fanfictions that might delve into the origin of the kyuubi itself. It could be a story that takes place long ago, showing how the kyuubi came to be and the events that led to it having its current powers. The lemon part could be incorporated in a way that is symbolic, perhaps representing the wild and untamed nature of the kyuubi. This can make for a really engaging and thought - provoking read.
Well, in some kyuubi lemon fanfiction, there could be a focus on the relationship between the kyuubi and a human character. Maybe the human character is initially afraid of the kyuubi but then comes to understand and even form a bond with it. This type of story can explore themes of acceptance and friendship, and the lemon aspect could be used to add an element of mystery or allure to the kyuubi's character.
One plot could be that Sakura discovers a way to communicate with Kyuubi on a deeper level. She uses her medical ninjutsu knowledge to help soothe some of Kyuubi's old wounds (not physical but emotional from being trapped for so long). They form an unlikely friendship and together they start to influence Naruto in positive ways that no one expected.
In some fanfictions of this type, an interesting plot could be the transformation of the harem due to Naruto's growth and new powers related to the Kyuubi. As Naruto becomes stronger, the dynamics within the harem change. New characters might be attracted, and old relationships might be re - evaluated. This could create a complex web of emotions and storylines that keep readers engaged.
Another interesting one could be 'Naruto and Kyuubi: A New Understanding'. In this fanfiction, Naruto has to face a new threat and he and the Kyuubi must work together in a completely different way. They learn to communicate on a deeper level, which changes the way Naruto approaches his battles and his role in the village.
One interesting baby kyuubi fanfiction could be about its early days of discovery in a magical forest. Maybe it's found by a kind wizard who takes it under his wing and teaches it about the magic of the world.
One interesting human kyuubi fanfiction could be about a human who forms an unlikely bond with a kyuubi. For example, a young adventurer stumbles upon a wounded kyuubi in the forest. Instead of fearing it, the human decides to help it heal. This leads to a series of adventures where they protect each other from various threats in the magical world they inhabit.
One interesting Naruto and Kyuubi fanfiction could be about Naruto fully mastering the Kyuubi's power in a unique way. For example, he might learn to use the Kyuubi's chakra not just for combat, but also for healing and restoring the land. In this fanfiction, Naruto could be shown training with the Kyuubi's spirit, and they develop a deeper bond than in the original series.
One interesting 'dragon kyuubi fanfiction' story could be about a dragon and a kyuubi forming an unlikely alliance to protect their magical realm from an ancient evil. They have to overcome their differences in power and nature to work together.
A sakura kyuubi fanfiction could also explore a scenario where Sakura is the only one who can calm the Kyuubi when it goes berserk. This would put her in a very important position in the village as she would be the key to controlling the most powerful and dangerous force within it.
One plot idea could be Hinata developing a unique bond with the Kyuubi's chakra within Naruto. Maybe she discovers a way to communicate with it on a spiritual level and helps Naruto better control it. Another idea is that Hinata's Byakugan has some unexpected interaction with the Kyuubi's power, like being able to see the flow of its chakra in a way no one else can.
One idea could be a story where the female Kyuubi and Nibi form an unlikely alliance. They could start off as rivals but then realize they have a common enemy and work together. Maybe they meet in a magical forest and at first are hostile towards each other. But as they face challenges like a group of dark spirits trying to capture them, they learn to trust and rely on one another.