Obviously, Naruto and Karin are the main characters. Naruto is the main protagonist of the Naruto series, and Karin is a character who has a connection to him. In fanfics, their relationship, whether it's friendship, rivalry, or something more, is often explored.
In the Naruto saves Karin fanfic, the act of saving Karin by Naruto can have a profound impact on their relationship. Karin has always been on the periphery of Naruto's world, but this event would bring her closer. She may start to believe in Naruto's ideology more strongly. Naruto would also develop a more protective stance towards Karin. This new dynamic could lead to more interactions between them in the future, both in battle and in more personal, emotional situations.
It could be some rogue ninja clans that are after Karin for her special abilities. They might see her as a tool to gain power or information. For instance, a clan that specializes in blood - related jutsu might want to use Karin's unique blood - sensing ability for their own evil purposes.
Naruto, having been banished, may initially lose his sense of purpose. However, with Karin by his side, he could find a new reason to strive. He might develop a more nuanced view of the ninja world and its politics. Karin, on the other hand, could develop a softer side. She has always been in a tough situation, but Naruto's kindness could make her more empathetic. She may also start to trust others more, especially Naruto, which is a big step for her character.
In this fanfiction scenario, their relationship would be deep - rooted in family love. Naruto would look up to Karin as an older sister, or if Karin was younger, he would be very protective. They would likely have a bond that goes beyond the typical shinobi comradeship. Karin could be the one to understand Naruto's loneliness as a child, and Naruto could be the one to bring out Karin's softer side. They might even develop a unique form of teamwork, combining Naruto's powerful jutsu with Karin's healing and sensing abilities for their adventures.
Naruto would likely develop more patience. He's used to being impulsive, but in an arranged marriage with Karin, he'd have to learn to be more patient and understanding. His view of relationships would also expand beyond his initial infatuation with Sakura. Karin would become less bitter. She's had a tough life, and being with Naruto, who has so much positive energy, would start to soften her. She might become more open - hearted and less focused on her past grudges.
Suigetsu would be a great fit. He has his own unique abilities and his friendship with Karin could bring some interesting dynamics. His water - based jutsu would complement Naruto's and Karin's skills in different ways.
Sasuke could also be an important character in this type of fanfiction. His relationship with Karin, whether it's a friendship, a rivalry or something more complex, can add depth to the story. Also, his own goals and powers might interact with Karin's Uzumaki - related activities. For instance, if Karin is trying to revive the Uzumaki clan's power, Sasuke might be interested in that power for his own reasons, like using it to fight against the enemies of the Hidden Leaf Village.
Obviously, Naruto and Karin are the main characters. Naruto, the hero of the Hidden Leaf Village, and Karin, who has her own set of abilities and a history. In this fanfiction, they will probably be put in various situations together that will explore their characters more deeply. For example, Naruto's optimistic nature might contrast with Karin's more cynical side at first, but as the story progresses, they will influence each other.
Sakura could be one of the characters. Since she has a long - standing relationship with Naruto, she might be part of this harem - like situation. Her medical skills could also complement Naruto's abilities. Another could be Hinata. Her gentle and loving nature towards Naruto would fit well in this scenario.