First of all, this is Pingxie HE. Secondly, the two female protagonists travel through time (the bonus Mary Sue plays an important role). Thirdly, the two female protagonists are a pair of lilies for Pingxie (although it is not obvious). Fourthly, the plot requires that the two female protagonists are almost the same as Pingxie. Fifthly, it is more funny. Sixthly, it is reasonable to exist anyway. I guess no one will watch it if I continue...
Ah, by the way, there will be some comments from the author interspersed in the article, so don't pay attention.