In the Midnight Museum, a bizarre antique theft case involved young police detective Xiao Yifeng into a puzzle. An old photo implicated him in a mysterious connection with the stolen ancient ring, but his seemingly kind mentor Zhu Lei secretly guided him and tried to lead him astray. The unexpected discovery of intern Wang Tong lifted the veil of the black market antique trading, and the collusion between the greedy businessman Zhang Bing and the mastermind Zhu Lei gradually surfaced. Danger is approaching and the truth is blurred. How will Xiao Yifeng clear the fog and uncover the truth of this mysterious case that disappeared without a trace?
