Nakahara Chuuya is a high-ranking executive of the Port Mafia. He has a strong but often gullible temperament, prone to anger and a deep-seated fear of losing those he cares about. He is a tsundere, masking his true feelings with a harsh exterior. Chuuya has distinctive ginger hair and heterochromia, with one blue eye and one brown eye. As an ability user, he can manipulate gravity and unleash a powerful, dangerous form called 'Corruption'. Despite his temper, he is incredibly loyal and trustworthy to his allies.