However, his personality changes noticeably when being Hwa-Ryun, which is why she is considered a separate character. As the story progresses, it is revealed that Hwa-Ryun is a real woman living in Japan, whom Fahrenheit was merely imitating the personality and appearance of.
However, his character undergoes a marked shift when he adopts the role of Hwa-Ryun, which is why she is considered a separate entity. As the narrative develops, it becomes evident that Hwa-Ryun is a real person living in Japan, whom Fahrenheit was merely imitating her personality and appearance.