God created man, man creates robots; if man can doubt God, why can't robots doubt man? The year 2046. High technology is continuously changing human habits while also updating human desires. As a result, robots designed to serve humanity have emerged.
The first generation of artificial intelligence robots, code-named K-1, was secretly developed by the Tianan Research Bureau and made its debut with the purpose of replacing police officers in dangerous missions to ensure the safety of law enforcement personnel. To test its capabilities, Director Lin Xiang decided to send it for training in a remote town under the secret supervision of local police captain Xu Dachun.
K-1 joined the police force under the identity of "Demin" and immediately demonstrated his prowess, becoming a master detective. Thanks to his perfect social program, Demin quickly became a popular idol in the small town, and policewoman Su Mei secretly fell for him, much to the chagrin of Dachun who had long harbored feelings for Su Mei. Dachun looked down on Demin as just a machine, leading to open rivalry and countless comedic situations between the two.
Demin and Dachun were ordered to pursue robot K-88 whose intelligent system had malfunctioned. After an intense battle featuring high-tech robotics that seemed to defy the laws of physics, K-88 revealed that the reason for his defection was "the desire for freedom, not wanting to be a machine forever," and harshly criticized Demin as an "electronic slave." Dachun was deeply moved. In order to protect Demin and uphold human dignity, Dachun fearlessly threw himself at K-88...
Su Mei confessed her feelings to Demin but received no positive response, leaving her heartbroken. Unbeknownst to her, her love was pushing Demin into an impossible dilemma. Meanwhile, robot assassins tasked with eliminating traitors were converging on the small town, creating an atmosphere of imminent danger...