"Please take me with you. I will try not to cause you any trouble!"
The girl made the most sincere plea to her "kind".
There is an original heroine, there are original enemies, there is a running account, there is a messy world view... If you can accept these, then you are welcome to read.
The first chapter is the protagonist's confession. It is used to supplement the setting. It can be read or not.
By the way, the heroine's stand-in name is taken from a certain mythical creature.