Nightmare Market: I Became the Merchant of Calamities

In 2025, the world experiences "The Great Rupture" a phenomenon where humanity's collective fears, urban legends, and nightmares tear through reality itself. Cities become layered with "Nightmare Zones" where ghosts, cryptids, and manifestations of terror roam freely. 90% of humanity perishes in the first week. Chen Yifeng, a 25-year-old convenience store worker, awakens the [Calamity Merchant System] But unlike typical systems that make you fight monsters, his system lets him BUY, SELL, and TRADE anything related to fear, death, and supernatural entities.