In a fanfiction, imagine a scenario where Naruto loses control of Kurama during a battle, and Gaara is the only one who can calm him down. Gaara uses his own experiences with his tailed beast to reach out to Naruto and Kurama. This could lead to a deeper understanding between the three characters and a strengthening of their bonds.
Another fanfiction concept could be set in a post - war scenario. Gaara, Naruto and Hinata are all working towards rebuilding their respective villages. They come together to share ideas and resources. Naruto's enthusiasm and leadership skills, Hinata's kind heart and Gaara's wisdom in governance combine to create a unique bond. They might face challenges like distrust from some villagers who are still adjusting to the new peace, but together they overcome these difficulties and inspire others to work towards a better future.
There could be a time - travel fanfiction. Naruto, with the help of Kurama's power, accidentally travels back in time and meets a young Gaara. Naruto then tries to change Gaara's future for the better, using his knowledge from the future and the power of Kurama. This could create a whole new set of adventures and relationships between the three.
There could be a really interesting fanfiction where the worlds of RWBY and Naruto collide with Kurama in it. Maybe Ruby could meet Naruto and they both have to deal with some sort of fading magic or power related to Kurama. It could be that Kurama's chakra is fading and it's affecting both universes in strange ways.
A fanfiction could be set in a post - war scenario. Sasuke is trying to atone for his past actions and Sakura is by his side to support him. Meanwhile, Gaara, as the Kazekage, invites them to the Sand Village. Hinata also comes along. Here, they all train together. Hinata's gentle nature starts to soften Gaara's tough exterior and Sasuke and Sakura grow closer as they see the potential for a new, peaceful future. This could lead to new relationships forming between the four characters.
A great fanfiction concept could be set in an alternate universe where Naruto was born with an even stronger bond to Kurama. This connection allows them to communicate telepathically from a very young age and they train together secretly, leading to Naruto being much more powerful early on in his ninja career. For example, they could develop new jutsus that are a fusion of Naruto's human skills and Kurama's chakra powers. This would change the whole dynamic of how Naruto interacts with his friends, enemies, and the village, as he has to keep this secret power a secret from everyone, including his sensei.
One idea could be that Sakura, with her medical ninja skills, discovers a way to communicate with Kurama while Naruto is in a deep meditative state. She wants to understand more about the tailed beast's power and how it affects Naruto.
One idea could be a story where Gaara travels to different hidden villages in the Naruto world to learn new sand-based jutsu techniques. He meets various characters along the way and has to overcome challenges that test his newfound skills and his friendship with Naruto.
One idea could be that Kurama is trapped in a special jail within Naruto's mind. Maybe it's a result of some dark magic or a side effect of a new jutsu Naruto attempts. In the fanfiction, Naruto could be desperately trying to find a way to free Kurama while also dealing with the internal chaos that Kurama's imprisonment causes within him.
In the fanfiction, there could be a situation where an enemy attacks the beach area where female Naruto and her friends are having a swimsuit party. Female Naruto, in her swimsuit, quickly springs into action. Kurama's power surges through her, and she uses her ninja skills combined with the unique situation of being in beachwear. For example, she might use her swimsuit's fabric as a distraction or a binding tool against the enemy.
One idea could be that Fem Naruto enters a beach volleyball tournament on the Hidden Sand's beach while wearing a Kurama - themed swimsuit. Her unique look attracts a lot of attention and she has to deal with both admiration and jealousy from other competitors.