Pokémon: I Am Sirona's Sister

I am a killer who died because of failed mission. She actually traveled through the Pokémon world and was Sirona's sister. Get a summoning system and see how the protagonist becomes the strongest Pokémon. There are many male protagonists in this article. If you don't like it, don't comment. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.