After returning from the Bronze Gate, Wu Xie, Zhang Qiling and Fatty Wang spent a rare and peaceful time in Yucun. However, a letter from a mysterious organization broke the peace. The mysterious antiquities mentioned in the letter were closely related to the secrets that the Wu Xie family had been pursuing, and seemed to contain hidden power that could subvert their cognition. In order to find out the truth, Wu Xie decided to embark on another adventure. Zhang Qiling chose to go with him without hesitation. Although Fatty Wang was a little worried, he was unwilling to go into danger alone. The three of them returned to a world full of unknowns and dangers.