A good hentai manga story can be made by several factors. Firstly, the theme. If it's something unique or thought - provoking, like exploring taboos in a different way. Secondly, the pacing. Not too fast or too slow, which keeps the reader engaged. And thirdly, the emotional connection. If the reader can feel for the characters, whether it's love, hate, or pity, then it can be considered a good story in the context of hentai manga.
Well, in hentai manga, a good story can come from multiple aspects. One is the world - building. If the creator can build a believable and interesting world, it adds depth to the story. Another is the conflict. There should be some sort of conflict, whether it's internal within a character or external between characters or groups. And finally, the dialogue. Good dialogue that reveals character traits and moves the plot forward is also crucial for a hentai manga to have a good story.
Character development. If the characters in a hentai manga are well - developed, it can contribute to a good story. They should have motives, personalities, and growth throughout the narrative. Also, an interesting plot. A plot that has twists, turns, and a clear goal can make the story good, even in hentai manga.