In a remote coal mine in Shuangyashan, a worker encounters a haunting apparition that challenges his survival and forces him to confront the darkest depths of his soul....

Deep within the coalmines of Shuangyashan, a group of miners encounters an eerie phenomenon that tests their sanity and survival. As they delve deeper into the earth, the echoes of a ghostly presence grow louder, leading to a chilling confrontation that c...