Maybe Naruto discovers he has a hidden connection to a powerful demon king. This could lead to him having to fight against those who fear his new - found power, while also trying to control the dark forces within him.
The plot could involve Naruto being adopted by demons after some sort of tragedy. The demons could see his strong will and decide to make him one of their own. He would then grow up with a different set of values compared to regular ninjas. He might struggle with his identity, not fully belonging to the demon world or the ninja world. He could use his new demonic abilities to protect both the demons and his ninja friends from a greater threat that neither side could face alone.
Well, it could be about Naruto using his singing as a way to communicate with demons. Maybe his unique voice has some sort of power over them, like it can soothe the more violent ones or even make them do his bidding.
One possible plot could be that Naruto's demon - related powers start to surface unexpectedly. This causes chaos in the village as people fear him. He then sets out to find his true family roots among the demons. Along the way, he meets other demon - like beings who either help or hinder him. He has to learn to control his new powers and also tries to make the village understand that he's still the same Naruto they knew, just with a different background.
One possible plot could be that Naruto discovers a strange power within him that makes him sing in a way that can calm the inner demons of the people around him. For example, he might use this newfound ability during a battle to soothe the anger and hatred in his enemies, turning them into allies.
One possible plot could be that Naruto, during one of his adventures, accidentally stumbles into the realm of the Queen of Demons. At first, they are at odds as their natures seem to conflict. But as they face common enemies or challenges, they start to understand each other and form an unlikely alliance. This could lead to Naruto learning new powers or techniques from the Queen of Demons, which he then uses to protect his own world.
Well, one possible plot could be that Naruto goes to the Land of Demons in search of a powerful demon that has been causing trouble in the ninja world. He might face various challenges there, like tricky terrains and demon minions. Maybe he has to team up with some local demons who are also against the evil one.
It could be about Naruto discovering a hidden forest realm where he has to prove himself as the king. Maybe he has to face off against ancient forest spirits or creatures to earn that title.
Well, it could be about Naruto discovering a hidden dragon realm. He might learn to communicate with dragons and gain new powers from them. Maybe he has to fight against an evil force that wants to control the dragons for its own dark purposes.
Well, it could be about Naruto gaining the power to control the King of Hell. Maybe he makes a deal with it to save his friends. For example, he might offer his own life force in exchange for bringing Sasuke back from the brink of darkness.
One possible plot could be that Naruto is somehow transported to the world where the Soul King exists. He discovers his new role as the Soul King and has to learn the rules and powers associated with it. He might use his ninja training to face the threats that come to the Soul King's realm.