Zhang Qiling intervenes, beating Hendrix, also is tasked with the neighborhood elder with preventing a tragedy to humankind. At the current day, a writer arrives in a warehouse to interview antiquities trader Wu Xie, who relates his narrative. Wu Xie is born into a family of tomb robbers. In his twenties, Wu investigates a grave in the Warring States period if he's faced with his uncle Wu Sanxing. Both stumble upon a hidden room, whose inscriptions relate the narrative of Iron Mask, a craftsman made to design the grave of the Snake Empress, ruler of the ancient realm of Tamutuo in what's currently the Gobi Desert. Wu finds an artifact before moths induce them to flee the grave. Hendrix requests his team to analyze video from media reports of this moth episode, confirming that the artifact's connection to Tamutuo. Zhang, who hasn't aged since his experience Hendrix, also watches the movie. Wu and Sanxing analyze the artifact and recognize it's a secret to the grave of the Snake Empress. Wu confides his dreams are haunted with the temple experience from his childhood. Sanxing's group blasts an entry into the grave complex but are chased by another group of tomb robbers headed by Ning, who's at Hendrix's employ. Ning releases drones that scan the grave arrangement and relay the information to Hendrix. Sanxing's team courageous booby traps and flesh-eating beetles however Wu and Zhang are divided by a cave-in. Ning's group enters a room comprising dormant warriors that seem human but, on evaluation, are made up of cells. A warrior awakens and strikes the group, forcing them to escape. Wu wanders in the warriors' room where he reunites with Zhang; they kill the awakened warrior however Ning seems, stealing the secret. Wu and Zhang grab around Ning, who needs Hendrix show the goal of the assignment. Hendrix shows the Snake Empress ingested the gist of a magic tree to sleep for 2 thousand decades and produce an army of worms to ruin humankind if she awakens, awakens. Hendrix sends them into the Snake Empress' lair, they get with all the key. The Empress awakens, sending out her migraines to the world. Zhang struggles the Empress but is not able to penetrate her magnetic force area. Wu convinces Hendrix to lose his life's aim of attaining immortality and inform them how to conquer the Empress. Sanxing's and Ning's guys use explosives to destroy the magnetic areas, allowing Zhang kill the Empress, thus murdering her worms. Since Wu, Ning, Sanxing, along with the remnants of the teams escape the falling lair, Wu appears back in Zhang, who's not able to escape. The final scene is a replica of the scene in which Wu and Zhang initially met, except when both glance back in each other, Zhang sees Iron Mask and Wu see the bronze hidden figure.