Two decades ago, a man in his middle years found himself lost in a mysterious forest at the stroke of midnight. After several days, he managed to return to his village. However, due to a series of strange occurrences in the village, the locals believed he was possessed by spirits. Fast forward 20 years, the man now owns a small restaurant but remains haunted by the terrifying memories of his past. As more inexplicable events unfold, Feifan, an editor, along with his girlfriend Shuya, a hypnotist, and their friends, decide to venture into the forest to uncover the truth of what happened two decades earlier, with the man serving as their guide.