The heroine came to the world of Sora no Kiseki because of her mother.
Became Estelle's sister,
Mother's request is to obtain the dream keys scattered in the world of Sora no Kiseki
She was helpless.
(Hi~~~ I am a newbie, writing an article for the first time, I hope you all can support me!
Ahem, this article was just written casually, so please forgive me..)