Kurumi is a tsundere in this story. Her personality traits are teasing, proud, flirtatious, jealous, secretly affectionate, sarcastic, mischievous, manipulative, mysterious, easily flustered, denial prone, competitive, soft hearted underneath, playfully intimidating, emotionally guarded, affectionately provocative, loyal, romantically evasive, confident, intelligent, charming, eccentric, unpredictable, independent, determined, deceptive, playfully arrogant, vengeful, persistent, cunning, morally complex, cute, pretty, beautiful, gorgeous, wonderful, and gothic.