You Xi, a girl from the demon world, accidentally tripped over a stone and fell unconscious while walking on the roadside one day.
When I woke up again, I found that the world had changed dramatically.
You Xi thinks the most magical person in the world: Nana
You Xi thinks the strangest person in the world: Mamon
You Xi thinks the most difficult person in the world is: Tsunayoshi
Title of this article (dense fog)
It mainly talks about how a girl from the demon world encountered a strange world and formed a distorted view of it.