The finale of "Song in the Cloud" was as follows: Song in the Cloud was a fantasy novel written by the author Zi Chuan. It was about the love story between a beautiful and mysterious woman, Huo Qubing, and Liu Che, Emperor Wu of the Han Dynasty. The ending of the novel is about Huo Qubing's death. The readers can feel his love and loyalty to Emperor Wu of the Han Dynasty and his selfless dedication to the country and the people. At the end of the novel, the dialogue between Huo Qubing and Emperor Wu of the Han Dynasty on the Great Wall is memorable, showing their deep feelings and expectations for the future. The side story was a continuation of the ending of the novel, telling the story of Emperor Wu of the Han Dynasty, his family, and Huo Qubing's wife, Madam Wang, after Huo Qubing's death. The love between Huo Qubing and Mrs. Wang in the novel echoes the love between Huo Qubing and Emperor Wu of the Han Dynasty in the novel, allowing readers to understand their emotional entanglement more deeply. I hope these answers can help you better understand the ending (finale) and side effects of Song in the Cloud.