Modern society is calm and peaceful on the surface, but in the dark corners of the city, there are many unknown mysterious events and supernatural forces hidden. The protagonist Lin Yu accidentally took over a mysterious Yin and Yang coffin shop, and has since been involved in the dispute between the Yin and Yang worlds. This coffin shop not only sells ordinary coffins, but also undertakes various businesses related to supernatural events, and is inextricably linked to the Yin and Yang worlds.
