One idea could be that the mate mark is a hidden seal that only reveals itself when they are in true danger. It serves as a connection that allows them to share chakra and strength, enhancing their abilities when they fight together.
Perhaps the mate mark is a symbol on their wrists that glows when they think of each other. In fanfiction, it could be used to show the deep emotional bond between Naruto and Hinata. For example, when Naruto is on a long mission, Hinata can look at her mark and feel closer to him, and vice versa.
In Naruto Mate Mark fanfiction, one interesting idea could be the unique bond it creates between characters. For example, the Mate Mark might signify a special connection that goes beyond normal relationships, like a deeper level of trust and understanding. It could also be used to show a character's growth, as they come to terms with the significance of the mark.
In some Naruto and Hinata mate fanfictions, a great plotline is their parenting journey. They have to raise their children in a world full of challenges. Maybe their kids inherit unique abilities that draw unwanted attention. Naruto and Hinata have to teach their children the values of the Hidden Leaf, and at the same time, protect them from those who might want to use their powers for evil. This creates a lot of drama and also shows their growth as parents and as a couple.
One idea could be exploring how Naruto's father, Minato, and Hinata's father, Hiashi, first met and their initial impressions of each other. Maybe they were involved in a joint mission and had to overcome differences in their clans' traditions to work together effectively.
A possible fanfiction could revolve around a festival in the Hidden Leaf Village. Hinata is wearing a traditional yukata that shows off her thighs a bit. Naruto, being Naruto, doesn't quite know how to react at first. But as the day goes on, they get into various adventures at the festival and Naruto starts to see Hinata in a new light, with her thighs being a part of her overall charm that he's now more aware of.
Another aspect could be the family dynamic. If they are mates, they would likely start a family. How they raise their children to be strong yet kind ninjas, passing on the values of their respective clans, like Naruto's Uzumaki spirit and Naruko's (assuming a female version of Naruto) own unique traits.
One interesting idea could be the unique bond between Naruto and Kurama evolving into a more spiritual or emotional'mate' - like connection. This might involve them sharing deeper thoughts and powers in a way that was not explored in the original series.
The mate mark can be a physical manifestation of their bond. It makes their relationship more tangible and special. For instance, it can be a source of comfort for both of them, knowing that they are marked for each other.
Some characters might be initially shocked. They could be confused about what it means and what implications it has for their future. For example, a character who values their independence might feel a bit trapped at first.
One interesting plot could be a mission where Naruto, Hinata and Sasuke have to work together. During the mission, Hinata's shy nature starts to break as she has to communicate clearly with both Naruto and Sasuke. Maybe there's a powerful enemy that only their combined skills can defeat. Naruto uses his Rasengan, Sasuke his Chidori, and Hinata her Byakugan - based techniques in a coordinated attack.
One idea could be that during their training, Naruto discovers a new form of chakra control while Hinata helps him by using her Byakugan to analyze his flow. Another could be they train in a secret location filled with ancient ninja challenges that test both their physical and mental strength.