A team of archaeologists accidentally opened the door connecting the two worlds of Yin and Yang. Countless Yin spirits poured into the Yang world, causing the Yang world to suffer unimaginable disasters. However, the Yin spirits raging everywhere suddenly became peaceful. After investigation, the strange people found only three key clues ~ "Yin Guardian"
People and people, people and ghosts, ghosts and ghosts~
Surrounding the Yin Guardian, secrets are slowly revealed one by one~
This book is very nice