In the original story of Joy of Life, the Second Prince had a love line. The person he liked was Ye Ling 'er. In the movie, this emotional line was cut.

The second prince in Joy of Life did have a love line. He had developed feelings for Ye Ling 'er, and there were some emotional scenes between them. However, the search results did not provide any more information about the plot and development.
The second prince in Joy of Life did have a love line. He had developed feelings for Ye Ling 'er, and there were some emotional scenes between them. However, the search results did not provide any more information about the plot and development.
The Second Prince in Joy of Life did have a love line. In the second part, the Second Prince developed feelings for Ye Ling 'er, and there were some emotional scenes between them. However, the search results did not provide any more information about the plot and development.
The Second Prince in Joy of Life did have a love line. In the second part, the Second Prince developed feelings for Ye Ling 'er, and there were some emotional scenes between them. However, the search results did not provide any more information about the plot and development.
The Crown Prince's love story in Joy of Life was related to the Eldest Princess. There was a complicated relationship between the Eldest Princess and the Crown Prince. The Eldest Princess 'feelings for the Crown Prince were not sincere. She used the Crown Prince to achieve her own goals. The Crown Prince might have been used by the Eldest Princess because he had been suppressed and scolded by the Qing Emperor. The specific plot development and Prince's true emotional motives could only be known after further watching the series or reading the original work.
The second prince in Joy of Life did have a love line. He had developed feelings for Ye Ling 'er, and there were some emotional scenes between them. However, the search results did not provide any more information about the plot and development.
[Azurite and the Crown Prince have an emotional line in the movie.] The Crown Prince had a good impression of Azurite and showed his love and concern for her in the drama. Although the direction of the Crown Prince's feelings was not clear yet, his admiration and love for Azurite was obvious. However, there was no clear information about their relationship development in the search results. Therefore, we can't be sure if they will develop further.
The second prince in Joy of Life did have a love line. He had developed feelings for Ye Ling 'er, and there were some emotional scenes between them. However, the search results did not provide any more information about the plot and development.
The Crown Prince's love story in Joy of Life was related to the Eldest Princess. The Eldest Princess 'feelings for the Crown Prince were not sincere. She used the Crown Prince to achieve her goals. The Crown Prince might have been used by the Eldest Princess because he had been suppressed and scolded by the Qing Emperor. The specific plot development and Prince's true emotional motives could only be known after further watching the series or reading the original work.
There was no emotional line between the Third Prince and Cheng Shaoshang. In the original novel and TV series, the Third Prince was a person who focused on his career and was not interested in romance. He and Cheng Shaoshang didn't develop any feelings for each other. They were more like enemies. In the movie, the Third Prince finally inherited the throne and became a wise ruler. Therefore, the Third Prince had no emotional strings attached.