0th, or also known as Hokuto is someone who is called "terrifying" by his demon curse, he is mostly quiet, cold and mysterious. He has few powerful abilities. Sometimes, 0th can switch his personality to his alter, "Negative". Negative has more introverted and nervous type, but rarely gets mad at anyone. 0th can be rude sometimes and doesn't care about anything. He can be more aggressive and scary if he is not in the right mood. He hates loud noises and reflections, which really distracts him.