The Voice of Sin - IMDb 2020

Eiji Akutsu is a newspaper reporter. He is working on unsolved case that took place 30 years ago. The 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 father's possessions. He plays the cassette tape and hears his voice from his childhood days.

Cast:

Shun Oguri
Eiji Akutsu 

Gen Hoshino
Toshiya Sone 

Mikako Ichikawa
Ami Sone 

Meiko Kaji
Mayumi Sone 

Junko Abe
Mayumi Sone (young) 

Ryudo Uzaki
Tatsuo Sone