(No system, no brains, no heroine. The author has read the entire Cthulhu Mythos, including the universe and timeline, and other authors' collections)
Come the horror of the abyss! From dreamland! Find clues on the edge of the unknown!
My name is Mog, I live in Arkham, and one day by coincidence, I returned to the hometown that scared me. It seems that the blood will not let us leave.
(Around Chapter 50 is the beginning of the main storyline)
It's so true! It's like being brought in!