Another plotline could be Naruto's journey to the Shinto realm. There, he could learn about his parents' past, the history of the Shinto gods, and gain new powers that he then brings back to the ninja world to make it a better place.
Naruto's character might develop a new sense of responsibility. Since he is the son of Shinto gods, he may feel obligated to protect not only his village but also the world from threats related to the divine realm.
One interesting plotline could be Naruto gaining new and extremely powerful abilities directly from the gods. For example, he might be able to control natural elements in ways that no one else can, like summoning a massive storm with a simple gesture. Another could be that the gods give him a special mission that takes him to new and mysterious lands within the Naruto universe, where he meets unique characters and discovers long - lost secrets.
One possible plotline could be Naruto gaining new powers that allow him to directly challenge the gods. For example, he might discover a hidden jutsu that gives him the ability to nullify divine powers. Another could be Naruto uniting the ninja world against a common threat from the gods, leading to epic battles and alliances.
Perhaps a plotline where Naruto has to team up with his former enemies in order to face the common threat of the gods. This would involve complex character dynamics and growth as they put aside their differences. It could also lead to some really intense battle scenes where they combine their unique skills to take on god - like opponents.
One possible plotline could be Naruto and Hinata using their newfound god - like powers to protect the Hidden Leaf from a powerful, otherworldly threat. They could travel to different dimensions to gather allies or resources. Another could be them having to deal with the moral implications of being gods, like how much they should interfere in the lives of mortals.
One possible plotline could be Naruto inheriting some of Apollo's powers and having to learn how to control them in the ninja world. Maybe he discovers he can heal with a touch like Apollo, which gives him an edge in battles and also makes him a target for those who want to use his power for evil.
One possible plotline could be Naruto having to adapt to the Roman culture while still maintaining his ninja skills. For example, he might struggle with the different social hierarchies in Rome compared to Konoha.
One interesting plotline could be Naruto's discovery of his divine heritage and how it changes his relationships in the ninja world. For example, it might make some of his friends view him in a new light, while his enemies become even more wary of him.
Well, in some 'Naruto Son of Fasha' fanfictions, there might be a plotline where Naruto has to face enemies that are specifically targeting him because of his relation to Fasha. It could also involve Naruto trying to uncover the secrets of Fasha's past, which could lead him on an adventure across different hidden villages and encounter various new characters along the way.
One possible interesting plotline could be Naruto having to deal with the expectations and powers that come with being the'son of Ares'. Maybe he has to face challenges in the ninja world that are different from the original Naruto story due to this new heritage.