World view: modern tomb robbing + Cthulhu-style agnostic horror, emphasizing the weirdness of "unnatural laws"
Core themes: Greed leads to disaster, the unknown is fear, some things should not be touched
Horror type: psychological horror + physical mutation horror + time and space chaos horror + existential void horror
Story tone: Gradually sliding from a tomb robbing adventure to an irreversible abyss of despair