A former detective Seo-joon (Byun Yo-han), now head of the field operations team at the Busan construction site, along with his family and colleagues are victims of voice phishing.

Surprised by the systemic approach and scale of voice phishing, he meets Pro Kwak (Kim Mu-yeol), the head of the planning.

[2] SPOTV News reporter Kim Hyun-rok, reviewing the film opined that Voice, a real crime action has been shown from the perspective of both, the victims and the criminals.

It added cinematic fun to the taste of looking into the world of crime that I thought I knew but didn't know."

Jeong concluded, "Voice is an infotainment movie that is faithful to the two purposes of lessons and vicarious satisfaction.