You might want to check out 'Bible Black'. It offers a somewhat complex story within the adult anime genre. But be aware that this kind of anime is targeted at a specific audience and may not be everyone's cup of tea.
Well, it could be a result of jealousy, revenge, or maybe he was forced into it by external circumstances. Without more details, it's hard to say exactly.
Here are a few recommendations for anime doujin novels about Hinata and Naruto:
1. Naruto: Hinata in the Hidden Cloud: 13 years later, Hinata became the strongest ninja in the world.
2. " The Strength of Koba Supremacy ": The main character is Naruto, but the main character's cheat is a monster that can devour souls and fuse with the nature of chakras. There is also a flaw of adding an original character. But his imagination exploded!
3. " Farming from Muye ": A young flower farmer and Uzumaki Naruto merged together, but the main point was that Naruto's emotional route was Hatata.
I hope the above recommendations will meet your needs.
The main distinction of porn with a story genre from regular porn is the presence of a coherent narrative. Regular porn often jumps straight to the sexual action, while the story genre tries to add some kind of story framework around it. But in the end, both are adult-oriented and feature explicit sexual content.
Well, it's hard to say for sure. The concept of 'porn-like' is quite subjective. Some might consider certain novels with excessive sexual descriptions as such, but it depends on individual perspectives and cultural standards.
In many places, 18+ porn comics are considered illegal. This is because they can have a negative impact on society and violate moral and legal standards.