Weird Red Mansion: I Am the Only Normal Person

The kind-hearted mother Jia lives by sucking the longevity of her grandchildren, the fairy sister Lin Daiyu refines her soul with poisonous tears, and the dignified sister Bao makes cold incense pills with human bones. Transform into Jia Guan, a concubine on the edge of the Jia family, and awaken the "Nightmare Observer" system. As long as they record their sinister calculations and the abyss of human nature, they can gain supreme power.