White's Sister (Pokémon fanfiction)

You know about black and white and about N but what about serenity? Serenity is White's twin sister but ran away as a child. You see like N she could talk to Pokemon but instead of siding with team plasma she sided with a different team plasma. Before any of you say "she's part of team rocket?!" She is team x plasma's version of N. What happens when they meet?