Joo Jaekyung is a complex and multi-faceted character. Initially portrayed as mysterious and aloof, Jaekyung possesses a keen intelligence and a calculating demeanor. His background and motivations gradually unfold throughout the story, revealing a character driven by personal ambitions and a deep-seated desire for control and power. Despite his outward coldness, Jaekyung's actions often stem from a sense of duty and responsibility, adding layers to his character 