Mingde City: A city transformed from a century-old ancient town in the south. There are layers of seals of the old era buried under the water table.
Mingde High School: the main scene of the story. The site of the school is the site of the "Soul Well" during the Republic of China. The ancient evil "Netherworld Eye" was suppressed at the bottom of the well. Campus daily life and strange events are intertwined here.
