Huo Yushen and Xin Yi weren't the main characters of a certain novel. Huo Yushen and Xin Yi might be characters in " The Selection of the Heavens " or " The Order of Pleasure." "Choosing the Heavens" was a fantasy novel that narrated the growth of the main character, Chen Changsheng, while "Order of Pleasure" was a martial arts novel that narrated the growth of the main character, Wei WuXian.