Yin Yang sisters

The twin sisters Ei and Yō go through life, living normally like they have gotten used all their lives. Until one day, they met someone that turned their life completely around, forcing the twins to release their powers more often.

{This story will soon have a remake be made for it. I realize that the story in this is out place. There will be different settings but somewhat similar scenes as the original. Instead of this being made in modern times, it will be set at a time where, instead of there being things like presidents and governors, there will be kings and queens. In the meantime, feel free to read this story if you'd like, but just know that it's a very bad story that I made when I was just starting out and was young.}