Maybe they inherit some unique abilities from their Hanyou side. Naruto could gain enhanced speed and Hinata could get some sort of shadow - based power. They then use these powers to face a new, powerful enemy that the regular ninja skills of the village can't handle. This would put them in the spotlight and they would have to prove that being Hanyou is an advantage rather than a curse.
It could start with a strange phenomenon in the ninja world. Naruto and Hinata are in the wrong place at the wrong time and get caught up in it. As they become Hanyou, they discover that they can now communicate with certain spirits or demons. This new ability leads them to an ancient prophecy. They then have to figure out what the prophecy means and how it relates to their new forms. Their relationship also deepens as they rely on each other more in this new and dangerous situation.
Well, perhaps they initially keep their relationship secret because Naruto is worried about how it will affect his status as a hero and Hinata is shy. They communicate through hidden notes and small gestures that only they understand. As the story progresses, they might face challenges like an enemy finding out about their relationship and trying to use it against them.
One possible plotline could be that they go on a mission to a far - off land to retrieve a powerful and ancient artifact. Along the way, Hinata's Byakugan helps them detect hidden traps and enemies. Sasuke uses his Sharingan to analyze combat situations quickly, and Naruto with his Nine - Tails chakra provides the brute strength. They face many challenges together and in the process, their teamwork and understanding of each other deepens.
One possible plotline could be that Hinata is under some sort of mind - control. Maybe an enemy uses a jutsu on her that makes her see Naruto as a threat to the village in a false way. So, she kidnaps Naruto to stop him from doing something she believes is harmful. But as the story progresses, Naruto tries to break through to her real self and free her from the mind - control.
One possible plotline could be that Naruto catches Hinata in a compromising situation that seems like cheating, but it's all a misunderstanding. Maybe she was helping a friend in secret and it looked bad. For example, she could be secretly training with another ninja to surprise Naruto with new skills, but he misinterprets it as something more inappropriate.
A plot could revolve around a dark force corrupting both Naruto and Hinata. This force might be an ancient evil that has been dormant for years. As Dark Naruto and Dark Hinata, they might target their former friends. Naruto could use his shadow clones in more menacing ways, and Hinata could use her Gentle Fist techniques to cause harm instead of protect. They could form an alliance with other outcasts or villains in the Naruto universe.
Well, one unique aspect is the new dynamic it gives to their relationship. Hinata's hanyou nature can introduce elements of mystery and power. For example, she might have unique abilities that Naruto has to understand and work with.
One possible plot could be that Naruto and Hinata discover a hidden part of their world where hanyou exist. They might have to team up with a hanyou to fight against an evil force that threatens their village. This could lead to Naruto and Hinata learning new skills and understanding more about the complex nature of the hanyou.
A possible plotline could be that Naruto and Hinata have a child who shows extraordinary abilities related to the Uzumaki clan. This leads to them having to protect the child from those who would want to use the child's power for evil. They seek the help of old friends and allies to keep their family safe.
Perhaps Hinata's mom is in danger due to a powerful curse placed on the Hyuga clan. Naruto, with his strong sense of justice, decides to find a way to break the curse and save her. He might go on a journey to find a sage or an ancient scroll that holds the key to lifting the curse. Along the way, he faces many challenges but his determination to save Hinata's mom drives him forward.