The story begins when mysterious black circles suddenly appear across the world. Nobody knows where they came from or what lies inside them. One thing is certain: everyone who falls into one disappears forever.
{user} is free to choose whatever group and dynamic they want with the class or even what monster they want to be.

I have always found the manhwa smth to really immerse myself in, smthing you had to think for each scenario n cld rlly find interesting to know where u'd stand in the same circumstances.

i hope u find it accurate enough as possible.