Genshin Impact: Cause Before Effect, and the Result Is a Child?

I went out, got hit by a truck, and transmigrated. I became an ordinary person living in Teyvat. With no System, I worked hard and put my small-town exam-taker skills to use. I focused on grinding and successfully joined the Knights of Favonius. Now that I had a stable job, I could finally lie flat and live out a fairly peaceful life, right? I’m Barbara, and I awakened the Cause-Before-Effect System. Every time I use it, I can effortlessly gain power. I just have to fill in the process afterward, so I started drawing on power recklessly. But you garbage System, you never said a child could just pop out because of cause-before-effect! Still, the child is adorable. I’m Furina, Hydro Archon of Fontaine. I want to gain power. But who is this little girl who looks so much like me? Wait, did my future self actually have a baby? I’m the Pyro Archon...