In the 1980s, there was a group of strange meteorological enthusiasts who used equipment to record thunder in various parts of China, and did not hesitate to go deep into the mountains and old forests. This strange hobby has lasted for decades without stopping. Tomb robbers, they searched for ancient tombs underground by recording the sound of thunder. But after a group of real tomb robbers intervened in this incident, they discovered that things were not that simple. They explored the life experience of this group of weather enthusiasts and found that the thunder Hidden behind the thunder is a secret that can change people's view of the world. Like their predecessors, they became obsessed with this secret, and finally translated a strange map from the thunder, which led them to start a magical and treacherous adventure.