Lin Feng, a 20-year-old "screw-driving" worker on the assembly line of the Southern Electronics Factory, tolerates low self-esteem, but hides a tenacity that refuses to admit defeat. He accidentally triggered the "machine origin perception" ability - he can accurately understand the mechanical structure and the root cause of faults, and even analyze technical drawings through "touch"
, his character changed from forbearance to decisiveness, from inferiority complex to self-confidence, and finally became the "King of Screws" who controlled the business empire.
