When his roommate Gao disappears, Shi sets out across the city in search of him. Following an unexpected lead, he meets YY, Gao’s girlfriend, and together they begin piecing together the fragments left behind. As their search unfolds across both physical and digital worlds, they form an unexpected bond. While pursuing the truth, they confront the blurred boundaries between memory and reality, finding a deeper understanding of genuine human connections in an increasingly virtual world. Presented at Critics’ Week at the Venice Film Festival.