Overview: “Trigger” Kdrama is a Netflix original drama series that released on July 25, 2025, and starring Kim Nam Gil and Kim Young Kwang. It will tell the story of a former military sniper turned detective who investigates a wave of illegal firearms in South Korea and faces off against a mysterious arms broker.
Genre | Crime, Mystery, Thriller, Action |
Episodes | 10 |
Watch Online* | Netflix |
Director | Kwon Oh Seung |
Scriptwriter | Kwon Oh Seung |
Air Time & Schedule | Friday at 07:55 PM (KST) |

Table of Contents
Synopsis
“Trigger” Korean drama is the story of a former military sniper turned detective who investigates a wave of illegal firearms in South Korea and faces off against a mysterious arms broker. In a country where guns are banned and rare, a wave of illegal firearms suddenly hits South Korea—sparking chaos and deadly crime.
Lee Do, a former military sniper turned upright detective, is on a mission to stop the spread. Chasing shadows and bullets, he tracks the trail to Moon Baek—an underground arms broker with a calm face and ruthless mind. As both men hold guns for their own reasons, a deadly showdown becomes inevitable.
Main Cast & Characters
- Kim Nam Gil as Lee Do (A detective)
- Kim Young Kwang as Moon Baek (An arms dealer)
Still Cuts






Notes & Facts
- Kim Nam Gil earlier appeared in Korean drama “Karma” (2025).
- Kim Young Kwang earlier starred in Korean drama “Evilive” (2023).
Trailers & Clips
This is the official trailer of “Trigger” that shows a series of intense and intriguing interactions between police and the crime world.
*Drama is subject to regional availability.