The book was called The Prince's River Flowing Eastward. It was a novel written by the author, Yue Shiyu, about the various human phenomena. The story was about the life of a large family in the countryside and the collision of ideas between two generations. It was a real-life version of "The Farmer and the Snake." I hope you like this fairy's recommendation. Muah ~š
Yes, Qian Yue's identity in the Moon Breeze Transformation was the Butterfly King. In the storyline, Qian Yue was the only person who could remove the butterfly slave. If she died, the butterfly slave would disappear completely.
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.
There were several romance novels that dealt with the theme of butterflies, including Puppy Catching Butterflies, Butterflies and Whales, Anecdotes of Butterflies, Sniper Butterflies, Butterflies of Gold Mountain, and Butterfly Bones. These novels might be romantic stories about butterflies, but the specific plot and recommendation level needed further understanding.
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.