The male protagonist is the emperor, he has two personalities, one is himself, the other is his brother, the female protagonist is one of his concubines. The male protagonist is the emperor, and there are two personalities. One personality is himself, and the other personality is his brother. The female protagonist is one of his concubines. She will bring some special abilities or weapons with her. The male protagonist's identity as the emperor was a mystery, but according to the needs of the plot, he often showed different personalities and thinking patterns. Sometimes he would show his emperor side, and sometimes he would show his elder brother side. The female protagonist usually had some special abilities or weapons, such as invisibility, summoning divine beasts, and so on. In the development of the plot, there would often be some special relationships between the male and female leads, such as mutual affection, mutual support, and so on. In addition, there were often some special relationships and conflicts between the male protagonist's personality and his brother's personality. The whole story often revolved around the identity of the male lead and the ability of the female lead to present a thrilling love and power struggle.