The Voice of Sin

Eiji Akutsu is a newspaper reporter He is working on unsolved case that took place 30 years agoThe case involved a group of people extorting several companies for money The group sent cassette tapes to the companies Eiji Akutsu comes across a mysterious cassette tape Meanwhile Toshiya Sone lives in Kyoto and runs a tailor shop He discovers a cassette tape among his late fathers possessions He plays the cassette tape and hears his voice from his childhood days