One Person Online - Abyss -Parallel World Girl Completed English

Visit https://fapadultgames.com/

Overview:
Long story short (google translate, btw), a girl coming back from school picks up a book, and decide to be the heroine of another world. There her objective will be to defeat the demon king. The same. Always the same. Maybe they watched too much Isekai..
---------------------------
And the devs name are from google since there's no english page, as far as I know.​