The story takes place in the northeastern mountain forests in 1983. Lin Tiezhu is reborn on a snowy night, rewriting the tragedy of his past life. To save his sick wife, he enters the mountain and hunts a sable, but falls prey to the covetous plots of fellow villagers. He fights off the threat of mountain ghouls one after another, uses his wits to neutralize traps, and leases Xishangou. Ghost Sorrow hides a uranium deposit, attracting the competition of various forces, and Sun Laowai stops at nothing to cover up old secrets. The provincial geological team intervenes in exploration, a giant mine-guarding beast appears in the cave, and Sun Laowai searches for the gong to open the mysterious iron gate, bringing the crisis to a hair-trigger moment.