"Lin Xingchen", an AI engineer from a technology company, met the mysterious antique clock restorer "Su Li" due to a project failure. In the process of repairing an 18th-century astronomical clock, the two gradually uncovered a mechanical code and love mystery that spanned three centuries. When modern technology collides with ancient craftsmanship, and when rational code meets emotional gears, they must face family grievances, technological ethics crises and each other's inner trauma together, and finally find the eternal coordinates of love at the intersection of time gears.