Kang Bit-na is the main character in the South Korean drama "The Judge from Hell," portrayed by actress Park Shin-hye. Kang Bit-na is an elite judge at the Seoul Central District Court, known for her beautiful appearance and strong sense of justice. Unbeknownst to many, Bit-na is actually a demon named Justitia who was exiled to Earth as part of her penance. She is tasked with living as a judge and delivering final judgments on ruthless individuals responsible for others' deaths. Her mission is to track down and condemn these individuals, sending their souls to Hell. Failure to complete this mission means her own demise. Bit-na has a striking appearance with violet eyes and a glistening purple blade. She delivers human verdicts in the courtroom but carries out a darker mission outside of it. Her behavior can be difficult to predict, adding an element of mystery to her character. Bit-na is determined to carry out her mission, showing no remorse in her judgments. Bit-na's character is captivating due to her dual nature and the intensity with which she delivers justice. Her interactions with Han Da-on, a detective with a painful past, add depth to the story and highlight her complex character.