In the investigation of paranormal events

The bizarre and fantastical objects contained in the city, including supernatural phenomena and strange creatures such as werewolves, clowns, upside-down people, slit-mouthed women, and man-eating books… These creatures, which exist in urban legends, actually do exist. So, you might ask, where did they go? Why have they all disappeared? Will they reappear in the future? "…" "Don't doubt, don't be afraid, they will not reappear, because they have already been contained!" Jiang Cheng said solemnly to everyone.