A car accident accidentally connected the parallel time and space between the abyss world and the human world. Mitsuki opened his eyes and found that he had come to an incredible world. It turned out that this world had everything except humans! In this world where monsters are rampant, she suffered a lot just to survive in this world with her bare hands. With the mysterious doppelgänger man beside her and his bizarre life experience, why is she the only one who comes to this world? How should she return to the human world? When life enters the countdown, what choices will Mitsuki face?
Concept: A big adventure through time and space in a different world