Challenge: I, Kiana, Am Tobiichi Origami's Sister

[Non-time travel] [No system] [Light Lily] [Won't enter the harem but the female king's physique will probably be open] One night 16 years ago, Tobiichi and his wife unexpectedly took in a child. Everything has changed since then. 16 Years later, Kiana, who was originally an ordinary high school student, unexpectedly learned that her sister Tobiichi Origami's true identity was a member of AST due to a space shock. And because of this accident, she also learned the identity of her elf from another personality that existed in her body. The scene from five years ago was played out in her mind again. How should she choose in the end? This article is not about time travel. I repeat, this article is not about time travel, and there is no system. It is just a simple parallel time and space, a pre-civilization world that may appear if the collapse is resolved. Basically, Yue Zhan and Beng San are mixed together, so there is destiny and reverse business. World Snake does not. After all, under normal circumstances, there will be no more Honkai when you leave. However, the paradise of the past does exist, but it is located in Taixu Mountain, which will be described later. One more thing, Kiana will never enter the harem, absolutely not [Finally, we do not rule out the possibility of domestic violence on rooftops in the future]