Under the blue sky of the future city, Shi Que is a "sound restorer" who focuses on the subtle gaps between noise and silence. The superficial order of the city is maintained by intelligent systems, while people's true desires are filtered out by algorithms. Shi Que's motivation comes from a tampered memory - he remembers another sound of the city, and remembers the poem his mother whispered at night. An accidental restoration mission allowed him to capture a series of sound afterimages blocked by the system, revealing the city's deep control logic. Resistance is not about overthrowing power but about restoring the nuanced connections between people that cannot be simplified by algorithms. His struggle is to awaken the sense of urban forgetfulness, so that silence is no longer just a blank of data. The story uses the delicate feelings of time as clues to show the true cost of resistance - loneliness, doubt, glimmering hope, and the ability to relearn love in a silent world. This is not only the story of the rebels, but also the monologue of everyone who longs for authenticity in the future city.