After the decline of her family, Yangsun finds herself living as a book seller, while hiding her real identity. One day, she visits Eumseokgol to deliver some books. She runs into a breathtakingly beautiful scholar, Sungyul Kim, who is actually a vampire in disguise! As much as they are drawn to each other, the odds are against them! Will their love come to fruition? Read on to find out what happens in this eerie yet beautiful Chosun-era vampire story!