On his way home from work, Akira Ichijo encounters a Minotaur and is killed. Then, Akira returns to the past —- and repeats this world again, which has changed into something extraordinary. The world does not know yet. The world still doesn’t know that monsters have flooded this world. The people still don’t know. The world does not yet know that its daily life has already been destroyed. Only he knows that this world will eventually be destroyed. This is a strong and new game where you inherit your level, status, and skills. This is the story of his desperate struggle to survive in a world where monsters have appeared.