My Black Work Clothes Were Exposed by My Sister

This world is full of ghosts and monsters, and humanity is in danger. Gu Jinran traveled here, awakened the underworld system, created the underworld with one person's power, and killed hundreds of millions of ghosts. However, Hei Wuchang's ghost robe was accidentally left at home. She happened to be dressed as a cosplayer by her sister Gu Meng to attend the school anniversary. Then. During the school anniversary, there is a serious cholera epidemic! The black and impermanent ghost robe that my sister Gu Meng was wearing moved! "Peace in the world!" "Impermanence demands life, and all ghosts seduce the souls!" "I am black and impermanent, and those who have committed the crime will not be forgiven!" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.