Suppress Ghosts

More than twenty years ago, a scientific expedition team secretly entered the mountain to investigate a strange sarcophagus. In the end, only two people survived. According to one of the survivors, apart from him, the other three people have all died... Many years later, when my grandfather passed away, a strange woman brought a baby... I took over my grandfather's responsibility and became a villager. Unexpectedly, I encountered all kinds of shocking and terrifying things. The ghost fetus of a virgin, the evil ghost of the old locust tree, the old corpse in the barren grave, the collapse of the earth's veins, the witchcraft of the Miao border, etc., Pushed me into a desperate situation step by step. What happened in the mountains more than 20 years ago? Who is buried in the sarcophagus? What exactly is the magic circle in Xishangouzi suppressing? How much else have they been hiding from me? Who am I?