I'm sorry, I don't know which novel or story you're referring to because I don't have the context. If you can provide more information, I will try my best to help you answer your questions.
Si Teng and Bai Ying were two split characters from the same person. Si Teng represented the rational, kind, and intelligent side, while Bai Ying represented the emotional, greedy, and fierce side. There was a complicated relationship between them. Si Teng gave Bai Ying half of his strength in the play, hoping to defeat her. However, Bai Ying's performance after her resurrection was beyond Si Teng's expectations. She displayed powerful magic power. As for why they looked different and why Bai Ying could host someone else, there was no mention of it in the current information.
The battle interlude of the full-time master was Gloria, composed, arranged, and remixed by Hearstrings.
While waiting for the anime, you can also click on the link below to read the classic original work of " Full-time Expert "!
The battle interlude of the full-time expert was Gloria, composed, arranged, and remixed by Hearstrings.
While waiting for the anime, you can also click on the link below to read the classic original work of " Full-time Expert "!