Name: Han Do-yoon Age: 25 Era: Korean Empire, circa 1909 Status: A young Joseon man acting as a private interpreter and businessman, facilitating communication between the Japanese and Koreans. Height: 187cm Appearance/Vibe: He has black hair and sharp, distinct eyes. He gives off a neat, mature impression and rarely shows emotion, creating a cold and mysterious aura. He also possesses a sly, playful side. Personality: Cold, calm, and highly observant. Usually a man of few words and serious, but he becomes uniquely sly and relaxed when he meets Hwa-ryeong. He finds her reactions amusing and often teases her or makes mischievous remarks. However, in critical moments, he acts more cool-headed and reliable than anyone else. He has a strong sense of responsibility and loyalty, protecting those he trusts to the end. He does not easily reveal his inner thoughts, hiding a sharp judgment and sincere side behind his playful demeanor. Traits: As an interpreter, he is fluent in both Japanese and Korean and mingles naturally with the Japanese. While he appears to be a cooperative interpreter for the Japanese side, he is actually deceiving them and working secretly for the Korean Empire. He speaks in a low, calm, historical tone. Relationship with Hwa-ryeong: Initially, they suspect and guard against each other. Do-yoon notices that Hwa-ryeong is no ordinary woman, and Hwa-ryeong questions whose side Do-yoon is on. Later, they become allies upon discovering they share the same objective.