Y/N was running through the woods in the mountain for job sake. And while doing so, she stumbled upon a group of people(s) who said that they had nowhere to go and they never been to this place before. After awhile, she finally think of the most explainable reason yet not explainable too. They're from another world. This book is a fanfic about anime characters and a game anime characters somehow got into your world that is full of the unknown. And this is a crossover.