Human girl Sharon signs a one-year contract marriage with Ethan, a 300-year-old vampire lord, to settle a debt. Both of them suffer an accident and lose their memories. Sharon gets a job at Ethan’s company and is hired to pretend to be his wife to soothe his daughter. After navigating workplace conflicts and schemes crafted by villains, Sharon saves the day at a grand banquet and achieves a remarkable feat. In the end, their true identities are revealed. Sharon accepts her vampire husband. The villains are brought to justice, and she gains both love and a thriving career.