Why did Greg smile at the end of the story?

Maybe he's happy because something good happened to him. Or it could be that he finally achieved a goal he was working towards.

Else might smile at the end because of a hidden surprise or a realization that made her feel good. Maybe a long-awaited event happened, or she overcame a big challenge.

The reason why Crown Prince Qing Yuannian laughed after being grounded for three days was because he had successfully achieved his goal. He had deliberately prepared this plan and achieved the results he wanted during the three days of being grounded. The Crown Prince's smile was both a praise for his own intelligence and a mockery for others who had been deceived. The specific reason for the smile was not explicitly mentioned in the search results provided, but it could be speculated that the prince's scary smile was because he had successfully achieved his goal, and his smile carried a sense of evil and complacency.

Well, one reason could be that fans saw a hidden depth or untold stories in Greg and Marcia that they wanted to bring to life through fanfic. Also, their popularity in the source material made them prime candidates for fan-created adventures and romances.

Maybe the author had a specific vision or plot arc in mind and felt that was the natural conclusion.

" Lord of Mysteries " was a very popular fantasy novel written by a squid that loved to dive. This novel was published on Qidian Chinese website and was very popular among readers. The story told a legend about The Fool. You can read or listen to books on the Qidian Reading App. There's also the radio drama " Lord of Mysteries " recommended by Langsheng Studio. It's an official production with guaranteed quality. It also supports multicasting, allowing you to have an immersive experience. Now, you can even get an experience membership by going to Qidian to listen to books! On the Qidian Reading App, you can read authentic books and listen to authentic audio. The male lead was Klein Moretti. He was gentle, kind, cautious, and meticulous. He was known as The Fool. The female lead was Audrey Hall. She was strong, brave, kind, and upright. She was known as Justice.

It could be that the author had a planned ending in mind from the start or ran out of creative ideas. Also, sometimes external factors like low viewership or publishing decisions can lead to a story ending.

Maybe it was time to bring a closure to the story and give it a fitting ending. The creators might have felt they'd told all they wanted to tell.

It ended that way to provide a satisfying conclusion and wrap up the story arcs of the characters.

It's hard to say for sure. Maybe the creators wanted to give it a unique and unexpected ending to leave a lasting impression.