Savior in HI3rd: Houraiji Kyuushou reader x Honkai Impact 3rd

Y/N is reincarnated in HI3rd as her/his favorite character, Houraiji Kyuushou.
She finds herself in Nagazora, and starts to explore it, trying to find a way out, she finds some familiar faces, and with their help, they escape Nagazora, and enrols in ST Freya Academy.
What adventures will Y/N, (Now using the name of Houraiji Kyuushou) find herself in, what dangers will she face? Will she turn into the Savior of this World and defeat the Honkai?

This story is inspired in another one that i read called "I reincarnated as Houraiji Kyuushou in HI3???" from "Ipandechi", unfortunately, the story haven't been updated, but in either case, if possible, go and subscribe in his profile.