Genius foley artist Lin Yin accidentally takes over a near-bankruptcy agricultural assistance livestreaming room, attempting to use healing rural white noise to sell unsalable agricultural products. However, facing malicious power outages and logistics blockades by competitors, coupled with overwhelming netizen skepticism about sound fabrication, the livestreaming room repeatedly falls into desperate straits. When a mysterious client tormented by insomnia throws out a huge buyout temptation, Lin Yin resolutely refuses and stays true to her original intention of helping agriculture. Facing heavy survival crises and debt pressure, she must use the purest sounds of nature to pierce through the darkness and unveil the ultimate suspense of whether this audio livestreaming can create a miracle.