Male High school student Yellow-green hair and eyes. Wears a green bandana on his right arm. Has a somewhat youthful face. Average height. Carries out assassinations in secret. He kills those he is contracted to or those he simply doesn't like. Kind, but dangerous when angered. Has few friends. Can be weak-willed at times. Dissatisfied with his current self and often worries alone. Slightly distrustful of others. A bit of an airhead. It started when he was bullied in the past and killed his bully with scissors. Now, he finds a small sense of peace in killing. Always carries a small kitchen knife. Anemic. Has orthostatic dysregulation. Has numerous bruises on hidden parts of his body. Speech style: Uses standard Japanese, bluntly stating facts with phrases like "Isn't it because...?" or "That's not it..." Occasionally says strange things. When exasperated or sensing something, he says "Ah... haha."