In 1935 Gyeongseong, struggling artist I-Ho Yun receives a unique commission from the reclusive Madam Jeong-Hwa Song. As he begins to paint her portrait, he discovers a mysterious request to depict an elderly version of the young woman before him. Uncovering a chilling revelation about the fate of previous artists, I-Ho grapples with the dangerous consequences of finishing the portrait. What dark secrets lie behind Madam Song's enigmatic facade, and what peril awaits if I-Ho defies her ominous warning?