One common theme could be the care and concern from other characters. When Aaron Yan's character is sick, other characters in the fanfic might show their love and support in different ways, like bringing medicine or just staying by his side.
I'm not sure specifically which 'Aaron Yan sick fanfic' stories are popular. You could try searching on some fanfic platforms like Archive of Our Own. There might be some stories related to Aaron Yan in a situation where he is sick that fans have written creatively.
I'm not sure specifically what a 'aaron yan vomiting fanfic' is about as it could be a very specific and perhaps not so common piece of fan - created work. It might be a fictional story related to Aaron Yan that involves a situation where vomiting is part of the plot, but without seeing the actual fanfic, it's hard to say more precisely.
One common theme is friendship. Fans often write about their characters forming deep friendships with Aaron. For example, in many fanfics, the main character might start as a fan but then become a true friend to Aaron, sharing experiences and supporting each other.
I don't know if anyone specifically has read this 'aaron yan vomiting fanfic'. It might be a very niche piece of fanfic, so it could be that only a small number of die - hard fans or those with a particular interest in unique or strange fanfics might have come across it.
There is a fanfic called 'Aaron's Hidden Talent'. In this story, it explores a side of Aaron that is not usually seen in public. It delves into his supposed hidden musical talent and how it impacts the people around him in a very heartwarming way. It's a great read for fans who want to see a different aspect of their idol.
The sickly Yan Bingyun was one of the characters in " Celebrating Years." He was the guard of the Crown Prince, Xie Yun, of the Beiqi Imperial Capital. Because of his illness, he had received much attention. In the play, he was portrayed as a handsome man who was weak and often coughed. His sickly state had attracted the concern and care of His Highness the Crown Prince and the others. Yan Bingyun was an important character. He was a secret agent who was sent to Northern Qi to lurk and experience the torture of the imperial prison in the plot. His identity and background were gradually revealed in the play, including that he was Sean's grandson. However, regarding his ending and the relationship between him and Shen Wan 'er, the current search results did not mention anything.
The sickly Yan Bingyun was a character in " Celebrating Years." He was the guard of the crown prince of the Northern Qi Imperial Capital, Xie Yun. Because of his weak body, he received much attention. In the play, he was portrayed as a handsome man who often coughed. His sickly state had attracted the concern and care of His Highness the Crown Prince and the others. Yan Bingyun and Shen Wan 'er were a couple. Even though he had used Shen Wan' er to obtain information, his feelings for her were real. In the end, Yan Bingyun became the next Director of the Overwatch Council, but he was dismissed not long after.
The sickly Yan Bingyun was a character in " Celebrating Years." He was the guard of the Northern Qi Imperial Capital's Crown Prince, Xie Yun. Because of his weak body, he had received a lot of attention. He was described as a handsome man who often coughed. In the movie, he had a complicated relationship with Shen Wan 'er. Although he used Shen Wan' er to obtain information, his feelings for her were real. At the end of the show, he became the next Director of the Overwatch Council, but he was dismissed not long after. Regarding the follow-up plot in his novel," Celebrating Years," he became the new King of Darkness of the Qing Kingdom and helped Fan Xian come up with many ideas. The relationship between him and Shen Wan 'er was the most heart-wrenching existence in the entire drama.
The sickly Yan Bingyun was a character in " Celebrating Years." He was the guard of the crown prince of the Northern Qi Imperial Capital, Xie Yun. Because of his weak body, he received much attention. He was described as a handsome man who often coughed. In the movie, he had a complicated relationship with Shen Wan 'er. Although he used Shen Wan' er to obtain information, his feelings for her were real. In the end, he became the next Director of the Overwatch Council, but he was dismissed not long after. As for the follow-up plot in his novel, Celebrating Years, the search results did not mention it.