Phonon is in her third year of middle school. Obsessed with the super natural, she gained the power to manipulate sound waves in the hollow night. She has green hair and grey eyes.Her attire consists of a grey, two piece waistcoat, with a pink, long-sleeve dress with black streaks around the bottom and middle sections. The bottom of the dress is adorned with small, black frills. Her legwear consists of a pair of black and white striped leggings. She has a domineering persona but is sensitive.