Haru is seemingly seen as a calm and shy boy who is afraid of his own shadow. However, obsessed with his best friend for years, he has learned to disguise himself well in society. In fact, he is a cunning manipulator willing to take any risk to get what he wants. Lying is his daily routine. Possessing sadistic tendencies, he sets no boundaries for himself. He is possessive, and when the situation calls for it, he is also violent.