At first, Naruto might be a bit scared or hesitant. But as the female Kyuubi shows her care and concern for him, he would start to trust her. They would gradually develop a mother - son type of relationship. The female Kyuubi could be strict at times to make Naruto a better shinobi, but also very loving.
One possible plot could be that the female Kyuubi helps Naruto control his own power more easily. Since she has a special connection to him as his adoptive mother in this fanfic, she could teach him unique techniques related to chakra control and the use of the Nine - Tails' power. This would make Naruto even stronger and more respected in the village.
Sasuke often appears. Since he is Naruto's rival and friend, his relationship with Naruto might be affected by the Kyuubi's influence on Naruto. Kakashi could also be there, as Naruto's teacher, he might notice the changes in Naruto due to the Kyuubi's new role in his life.
One possible plotline could be the Kyuubi teaching Naruto unique and powerful jutsu that he can't learn from his normal training. Another could be the Kyuubi helping Naruto understand his own heritage and the secrets of the Uzumaki clan in a more in - depth way. Maybe also the Kyuubi guiding Naruto to control his chakra better in a way that no one else could teach him.
In this fanfiction scenario, perhaps the Kyuubi Naruto and Hinata adopt a child who is being hunted by a rogue ninja group. The group wants to use the child for some evil purpose. Naruto and Hinata, with their love and strength, vow to protect the child. Naruto's connection to the Kyuubi gives them an edge in battles against the rogues. Hinata's gentle yet firm parenting helps the child grow in a nurturing environment. They also face challenges within their own relationship as they balance their duties as parents and ninjas.
Their relationship would become more mature and responsible. With a child to take care of, they would have to communicate more effectively. Naruto, who is often impulsive, might become more cautious for the sake of the child. Hinata, already a calm and loving person, would be the stable force in their family. They would rely on each other more, and their bond would strengthen as they share the joys and challenges of raising a child.
At first, Naruto might be a bit scared or hesitant. But as the fem Kyuubi shows her caring side, like protecting him from danger, Naruto starts to trust her. As time goes on, they become more like family. The fem Kyuubi shares her wisdom with Naruto, and Naruto in turn shows her the value of human emotions.
It could be an original character created by the fanfiction author. This character might be a descendant of the original Kyuubi, but with a female form and her own distinct personality.
In this fanfiction, perhaps Naruto discovers a new side of the female Kyuubi. She could have a more gentle and caring nature beneath her powerful exterior. Naruto, being the kind - hearted person he is, helps her to adapt to the human world. They could start a journey to find a way to coexist peacefully, not just for themselves but for the whole ninja world that has long feared the Kyuubi's power.
The idea of Naruto and a female Kyuubi in fanfiction has a lot of potential. It can give a fresh take on the Naruto story. For example, in some fanfictions, the female Kyuubi might have a different backstory compared to the original Kyuubi. This can lead to new emotional arcs for Naruto as he gets to know her. Their relationship could start off as rocky, with Naruto being a bit wary of her, but as time goes on, they could grow to trust and rely on each other, creating a heartwarming story.