MBC’s upcoming action drama “A Bona Fide Killer” just dropped a new teaser, and it’s a wild ride between spreadsheets and sniper scopes. Marking her first MBC drama in 15 years, Kong Hyo Jin stars as Yu Bo Na, an unassuming sales manager at Durumi Electronics who’s secretly “Kingfisher” — a legendary one-shot, one-kill assassin.
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What A Bona Fide Killer Teaser Reveals?
The clip opens with a rooftop sniper shot slicing through a narrow gap, instantly setting the tone. Moments later, the mood flips — Bo Na stands before her sharp-tongued mother-in-law holding a kitchen knife, admitting she’s “not really used to using this for this kind of purpose.” It’s a clever wink at her double identity.
In a standout scene, her mother-in-law hurls an apple at Bo Na’s husband mid-argument — only for Bo Na to spin around and catch it one-handed, stunning her in-laws. The teaser then eases into softer, domestic beats before ending with Bo Na raising her rifle again, declaring, “The client meeting is now in session.”
| Detail | Info |
|---|---|
| Drama | A Bona Fide Killer |
| Network | MBC |
| Lead | Kong Hyo Jin as Yu Bo Na / “Kingfisher” |
| Genre | Action, Family, Comedy |
| Premiere | July 31, 9:50 p.m. KST |
| Setting | Durumi Electronics, Sales Team 3 |
| Hook | Elite assassin returns from maternity leave |
After a three-year maternity break, Bo Na resumes her double life — proving she hasn’t lost her edge at the office or on the rooftop.
For more drama teasers, K-entertainment updates, and celebrity news, browse the latest coverage on TechnoSports.
FAQs
Q1. When does “A Bona Fide Killer” premiere?
It premieres July 31 at 9:50 p.m. KST on MBC.
Q2. Who plays the lead role of Yu Bo Na?
Kong Hyo Jin stars as Yu Bo Na, marking her first MBC drama in 15 years.





