A nocturious criminal being haunted down by the police and mafia organization because of their crimes. killings, drugs, thief and embezzlement of information, you named it but somehow every big crimes they got away until the 'Black Hyacinth' step in to handle the situation. This "Rat" like criminal had been discovered to be a 'her' by the big boss of Arkin familia. After being captured this little devil offered by another devil an interesting sale, "work for me and you will never be caught or go in hiding from your crimes. money, properties? name them. Turn around now then those cops will easily cuff you."