Kotaro Isaka

Suzuki is just an ordinary man until his wife is murdered. When he discovers the criminal gang responsible he leaves behind his life as a maths teacher and joins them, looking for a chance to take his revenge. What he doesn't realise is that he's about to get drawn into a web of unusual professional assassins, each with their own agenda. The Whale convinces his victims to take their own lives using just his words.The Cicada is a talkative and deadly...