A possible plotline could be that Naruto's mother returns from the dead in some way. This could create a huge stir in the ninja world. Naruto would have to deal with his new - found family situation while also facing the challenges that come with it. There could be enemies who target his mother because of her connection to Naruto or some secrets she holds. And Naruto would have to learn to balance his relationship with his mother and his duties as a ninja.
One possible plotline could be that Naruto's brother has been living in secret all this time. Maybe he was sent away for his own safety when they were young. He could return to the village and at first Naruto is suspicious, but as they get to know each other, they form a strong bond and fight together against the common enemies of the village.
Maybe Naruto's bat wings are a gift from a mysterious being. This gives him an edge in his ninja missions. He might start exploring caves and other dark places that normal ninjas can't reach easily with his new ability to fly. His friends might be a bit jealous at first but then see how useful it can be for the team as a whole.
One possible plotline could be that the older brother was thought to be dead but actually survived and returns to protect Naruto from the shadows. He might have some special powers or knowledge that he uses to keep Naruto safe without revealing his identity at first.
Maybe Naruto's death powers are a result of some ancient curse or a powerful jutsu gone wrong. This could lead to a plot where he has to find a way to reverse it, while also using it to protect his village. He might encounter other shinobi who have similar powers and learn from them how to use it more effectively.
Maybe the horns are a sign of a new power awakening within Naruto. He could initially be afraid of them and hide them, but as he discovers their potential, he learns to embrace this new aspect of himself and use it to protect the village in ways he couldn't before.
Maybe Naruto forms an army to explore a new and dangerous territory. He realizes that there are threats lurking in an uncharted land that could potentially harm the ninja world. So, he uses his charisma to assemble an army of brave and skilled ninjas. This army would be made up of different types of ninjas, like those with special bloodlines and those who are experts in stealth or combat. They would set out on an adventure, facing various challenges along the way.
One possible plotline could be her backstory. Maybe she was a great kunoichi in her youth and had some epic adventures that are now forgotten or not well - known. This could be explored in a fanfiction.
It could be about a mother's journey of self-discovery as she rediscovers her passions after years of focusing on her children. Or it could show her efforts to mend a strained relationship with her grown-up child.
Yes, it might exist in some fanfiction. A possible plotline could be a comical one where Naruto is put in a situation where he has to take care of a baby and accidentally ends up with a pacifier in his mouth while trying to soothe the baby. Another could be in a more AU (alternate universe) setting where Naruto is a child again and has a pacifier as part of his new, different childhood story.
The sister could have her own love story intertwined with the events of the wizarding world. She might fall in love with a Gryffindor, which would be a huge scandal in the eyes of some. This relationship could be a source of tension, not only within her family but also in the wider wizarding community. And as Severus tries to protect his sister from the dangers of the wizarding war, her relationship could add an extra layer of complexity to his already difficult situation.