Another plotline could revolve around Naruto being the only one with these blonde fox features in a world where such a thing is seen as abnormal. He has to fight against discrimination while also uncovering the secrets behind why he has these features. It could involve a lot of character development as he struggles with self - acceptance.
One popular fanfiction could be 'The Blond Fox of Konoha'. In this story, Naruto's blonde fox features are not just physical but also play a role in his newfound abilities. It has an interesting plot where Naruto uses these features to his advantage during battles and also to gain a deeper understanding of his heritage.
One possible plotline could be that Naruto's silver hair is a result of a powerful curse placed on him. This curse could be related to an ancient evil that is trying to use Naruto as a vessel. So, the story could revolve around Naruto trying to break this curse while still being the hero he is. Another plotline might be that his silver hair is a sign of a new chakra form he is developing. He then has to learn how to control this new form and use it to protect the village from a new threat.
A possible plotline could be that the Ketsuryugan gives Naruto the ability to see the true nature of people's chakra, which causes him to question some of his relationships. He might discover that some people he thought were friends have ulterior motives. Also, there could be a story where Naruto uses the Ketsuryugan to develop a new form of his Rasengan, combining the power of the Ketsuryugan with his existing skills. This new ability could then be the key to defeating a powerful and previously undefeatable enemy in the fanfiction.
One possible plotline could be that Fox Naruto has some unique powers related to his fox form that play a role in his interactions with Futa Hinata. Maybe he uses those powers to protect her in a dangerous situation.
One possible plotline could be Naruto discovers he has a hidden Fullbring ability. He then has to learn to control it while still dealing with the threats in his own world. Maybe he uses it to fight stronger enemies like Madara in a new and unexpected way.
One possible plotline could be about Naruto and the fem kyuubi fox form teaming up to fight a powerful new enemy. Maybe an ancient evil has been awakened and they have to combine their powers to defeat it. Another could be a story of the fem kyuubi fox form teaching Naruto more about his own chakra nature and how it relates to her power.
One plotline could be that the female Naruto discovers that her fox tail holds a hidden power that is key to defeating a new, powerful enemy threatening the Hidden Leaf Village. As she delves deeper into understanding this power with Kurama's help, she faces internal and external struggles. Internally, she has to overcome self - doubt, and externally, she has to deal with those who are jealous or afraid of her newfound abilities.
Another plotline could be that Naruto travels to the future in his fox form. In the future, Konoha is in ruins. He then has to figure out what led to this disaster using his fox - enhanced intuition and time - travel knowledge. He could then go back to his own time and take steps to prevent the events that led to the future's destruction. This would involve him facing new enemies and making tough decisions along the way.
One possible plotline is that Naruto uses his telepathy to communicate with the spirits of the past Hokages. He could gain wisdom and knowledge from them that would help him in his battles and in leading the village. Another plotline could be that he uses it to understand the motives of the Akatsuki members better and tries to convert some of them to the side of the Leaf Village.
One possible plotline could be Naruto becoming a sort of outcast ninja. He would focus all his energy on solo missions and self - improvement, perhaps trying to prove to the village that he doesn't need friends to be a great ninja. Another could be that he gets involved in a darker side of the ninja world, as without friends to keep him on the right path, he might be more vulnerable to negative influences.