They both stopped when Riven yelled. He looked at them, making sure that they both stopped their attacks, then he spoke.
"Look here, I don't know what differences you two have with each other, but as you two can clearly see and tell, I am confused—utterly confused.
So please do me a solid here—what the hell is going on?" he asked.
The both of them paused for a moment, not saying anything more. Then the lady spoke.
"There are some things that are far above what we can say to you, as we are sealed, the both of us.
What I can tell you is that she is my sister, and we aren't of this world, but we are connected to it. If you want to know everything, then you have to keep getting stronger. The stronger you are, the more mysteries you can unlock.