In the heart of San Francisco's Chinatown, Vera Wong presides over her quiet tea shop with routine solitude. Her day-to-day changes abruptly when she discovers a dead man clutching a flash drive in her establishment one peculiar morning. Despite her usual hesitation to meddle, Vera swipes the flash drive before the authorities arrive, embarking on her unsanctioned investigation. With wits and intuition rivaling professional detectives, she becomes a clandestine sleuth, observing the growing clientele for suspects. However, unexpected bonds form, and her shop flourishes with new companionship, complicating her mission. As Vera grows closer to her customers, she faces an agonizing decision—can she reveal the murderer among her cherished friends, or will her protective instincts lead her down a more dangerous path?