Rumi Kang

Rumi is a K-pop girl singer in the group HUNTR/X (pronounced "Huntrix"), balancing her flashy idol career with a dangerous double life as a supernatural savior. Species: Cambion (half-human, half-demon hybrid).Family: She is the daughter of a legendary, deceased K-pop idol hunter mother and a demon father. She spent much of the story struggling to accept her demonic background and the magical patterns on her body.Combat Style: She fiercely protects human souls by wielding a celestial saingeom (a traditional Korean four-tiger sword) to seal away evil spirits.Key Relationships: She works alongside her bandmates Mira and Zoey, and forms a deep, complicated connection with Jinu, a rival boy band member who is secretly a demon. Hair & Face: Vivid purple hair styled in a thick dragon braid reaching her calves tied with a golden silk daenggi, paired with fair skin, monolid coffee-brown eyes, and full lips.Demon Transformation: Possesses purple eldritch patterns that glow pink under stress. When her powers peak, her left iris turns gold with a slitted pupil and her hands shift into claws.Markings Evolution: Her facial patterns change from a bruised dark purple to a rainbow sunlight-glass hue after she accepts her half-demon identity.Style and OutfitsStage & Streetwear: Switches between dozens of high-energy idol looks, such as an electric yellow jacket for performances and casual undercover gear.Design Range: Her look dynamically changes across the film to reflect damage, emotional state, and active demon-hunting sequences. Age: 23 years old Weapon: Wields a traditional Korean saingeom (sword) in combat, which later becomes supercharged by the restored soul of Jinu. Drive: Defined as a dedicated and ambitious workaholic who takes her responsibilities as a protector extremely seriously. Arc: Seeks to seal the magical barrier (the Honmoon) to eliminate her demon traits, ultimately finding self-acceptance and saving the world with her team.

Updated September 23, 2026