The 23rd episode "Puzzle 1927" is a revolutionary TV series directed by Shu-Pui Hou and Cheng Zhichao. In the 23rd episode of the play, in order to find out the spy, Fu Shao threw a box of jewels into the water for the singers to compete for. Set in the late 1920s, the play tells the story of the revolution between China and Japan about the protection of iron ore, because inspectors patrolling the Shanghai Concession were involved in a series of serial murders.