A Bona Fide Killer

Kong Hyo Jin Takes On Her First Kill After Three Years Off in “A Bona Fide Killer”

New stills reveal Kingfisher's rooftop mission, a suspicious husband, and a chilling Christmas Day target from her past. Ahead of its premiere, "A Bona Fide Killer" has released fresh stills…

July 31, 2026
3 min read

New stills reveal Kingfisher’s rooftop mission, a suspicious husband, and a chilling Christmas Day target from her past. Ahead of its premiere, “A Bona Fide Killer“ has released fresh stills teasing Kong Hyo Jin’s return to action as legendary sniper Kingfisher, taking on her first mission after three years of maternity leave.

What the New Stills Reveal

Kong Hyo Jin stars as Yu Bo Na, the seemingly ordinary manager of Sales Team 3 at Durumi Electronics, secretly known as the sniper “Kingfisher.” Her comeback mission sends her to a church rooftop, where she calmly assembles her signature rifle to take down a ruthless criminal staying at a hotel across the street, with quiet support from her Sales Team 3 colleagues.

A Bona Fide Killer

Meanwhile, her husband, reporter Kwon Tae Sung, played by Jung Jun Won, digs into a drug case of his own, going undercover at a nightclub and chasing down suspects the moment he spots suspicious activity. His relentless investigating even leads to him getting scolded by Yu Bo Na after staying out all night for work, adding a lighthearted domestic touch to the high-stakes storyline.

The stills also flash back to one of Yu Bo Na’s past assignments — eliminating Oh Man Seok, played by Kim Won Hae, a man just released from prison. After reuniting with his daughter, he reveals a disturbingly dark side, escalating into a tense confrontation that hints at exactly why he became onve of Kingfisher’s targets.

A Bona Fide Killer: Overview

DetailInformation
Lead CastKong Hyo Jin, Jung Jun Won, Kim Won Hae
Based OnPopular webtoon of the same name
GenreAction, Comedy, Thriller
PremiereJuly 31, 9:50 PM KST
StreamingViki
ThemeAssassin balancing motherhood & mission

For more K-drama previews and updates, check out the latest stories on TechnoSports.

Final Thoughts

With Kong Hyo Jin’s comeback mission, a suspicious husband subplot, and a dark backstory teasing what’s ahead, “A Bona Fide Killer” is set to deliver a compelling mix of action, humor, and mystery right from its premiere night.\

FAQs

Q1: What is Kong Hyo Jin’s first mission after returning in the drama?

She’s assigned to eliminate a criminal from a church rooftop, using her sniper skills as Kingfisher for the first time in three years.

Q2: Who does Yu Bo Na’s husband play in the story?

Jung Jun Won plays reporter Kwon Tae Sung, who investigates a drug case unrelated to his wife’s secret identity.



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