After Yu Xiaolian's unexpected transmigration, she discovers an invaluable asset: knowledge of future events combined with a pocket supermarket that restocks everything at midnight. Struggling to adapt to ancient village life? Her lighter solves fire-making woes. The local cuisine leaves her throat raw? She stocks wheat, rice, fresh produce, and frozen meals—luxuries no one in this era has seen before. Armed with infinite resources, she establishes an enigmatic shop that draws curious customers from across the region. One ambitious official demands a hundred bottles of wine, beer, and juice—only to learn she enforces strict daily purchase limits. Dismissed as mere cannon fodder by fate itself, Yu Xiaolian transforms her underdog status into an advantage. The system's bugs that elevate protagonists become her leverage; she controls access to her shop's treasures, deciding which favorites reach whose hands. With boundless supplies and insider knowledge of narrative exploits, she builds a life of unprecedented comfort and influence.