The Hovering Blade

After his wife's death, Shigeki has raised his daughter Ema alone. Ema is now a high school student. Like many father-daughter relationships, they occasionally argue but remain dependent on each other. One night, Ema fails to return from her part-time job. Her body is later discovered. Shigeki is overwhelmed by grief. A few days later, he receives a phone call in which the caller provides the name and address of the man who killed his daughter. After some hesitation, Shigeki goes to the apartment given to him. There, he finds a video showing the brutal murder of Ema. He then confronts Atsuya, who has just returned home. Shigeki kills Atsuya. The media quickly covers the incident, sparking public debate over Shigeki's actions. Shigeki then pursues the main culprit, Kaiji.