A seemingly ordinary working mother secretly lives as a legendary sniper who delivers justice where the law fails. After returning from a three-year hiatus, she must balance protecting her family with eliminating dangerous criminals, all while a determined journalist and a relentless detective close in on her hidden identity.
WHERE TO WATCH
Rakuten Viki
Kocowa
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Cast
Gong Hyo-jin
Yoo Bo-na
Jung Jun-won
Kwon Tae-sung
Lee Sang-yi
Lee Dong-jin
Sung Dong-il
Kim Bong-pal
Moo Jin-sung
Gi Yeong-do
Lee Eun-saem
Kwon Se-ah
Kim Nam-hee
Bong Tae-min
Ha Yul-Ri
Oh Hyun-nam
Choi Woo-sung
Beom Seong-hoon
Shin Hyun-soo
Seul-gi / Sergei Volansky
이찬양
Kim Min-jae
Seasons & Episodes1 season · 14 episodes
0% complete
A legendary vigilante must balance her job with her role as a mother – can she hide from her journalist husband and a detective hunting her?
E1Episode 1
Jul 31, 202662m
Bo-na, Tae-sung, and their four-year-old daughter Yul are a typical happy and harmonious family. After a three-year parental leave, Bo-na returns to work and successfully completes her duties from day one, defying concerns. Meanwhile, Tae-sung, covering a drug case, learns a serial killer who disappeared four years ago has returned.
E2Episode 2
Aug 1, 202664m
Tae-sung and the police are surprised by Kingfisher's return and resolve to finally apprehend Kingfisher for good this time. Tae-sung seeks information from Detective Dong-jin, who previously pursued Kingfisher. Meanwhile, a new employee appears at Bo-na's company, seemingly harboring an unknown secret.
E3Episode 3
Aug 7, 202666m
Hyun-nam tells Bo-na why she came to Durumi Electronics to find her. A Sales Team workshop takes place, and Bo-na spends time away from Tae-sung and Yul for the first time since her marriage. While enjoying an unexpectedly pleasant time, an unforeseen incident occurs at the accommodation.
E4Episode 4
Aug 8, 202660m
As Bo-na keeps working, Yul starts whining, and Bo-na struggles with balancing childcare and work. Meanwhile, people are enraged by child sex offender Pyo Gyu-cheol's release after serving his sentence. Tae-sung meets Dong-jin who is tracking Pyo Gyu-cheol. Dong-jin believes Pyo Gyu-cheol could be Kingfisher's new target.
E5Episode 5
Aug 14, 202663m
Bo-na, knowing today is Tae-sung's family's memorial day, takes a half-day off and leaves early. She does her best, but her mother-in-law's berating continues. Misunderstandings build as Tae-sung helps her after work, leading to an unexpected turn. Meanwhile, Tae-sung begins investigating the suspicious death of a construction worker.
E6Episode 6
Aug 15, 202661m
Bo-na and her team travel to a Gangwon Province casino to prepare for a Client Meeting. When their plans hit a snag, Bo-na must step in for the Meeting herself. Tae-sung, investigating a construction worker's death, heads to the casino where Bo-na is, while probing the construction company's Chairman. Meanwhile, suspicious individuals appear around Bo-na's Meeting target.
E7Episode 7
Aug 21, 202665m
Eight years ago, in World Cup-feverish Seoul, Bo-na's team holds a Meeting hidden. In the same building, chasing a pickpocket, Tae-sung attacked, collapsing. Bo-na finds him, calls 119. Four months later, Tae-sung awakens, meets Bo-na, falls for her. Bo-na, exhausted by her 16-year mission, plans to quit.
E8Episode 8
Aug 22, 202668m
After discharge, Tae-sung retreats to a secluded mountain lodge, where he coincidentally reunites with Bo-na. Heavy snow isolates them, and only the two stay at the lodge for a while. Sharing food and enduring the cold, they open their hearts and start to love. Meanwhile, released vicious criminals, fearing Kingfisher, try to return to prison.
E9Episode 9
Aug 28, 202666m
Sergei, Bo-na's childhood friend and a mercenary from Russia, reappears, and the truth of The Gosiwon Case in Haegong-dong from four years ago begins to surface. Bo-na investigates Sergei's return to Korea. Meanwhile, Dong-jin learns that Jang Eun-hak, the culprit who murdered his parents, has been paroled.
E10Episode 10
Aug 29, 202667m
Monitoring paroled Jang Eun-hak, Dong-jin thwarts his renewed attempt at murder. A chase ensues, and Jang Eun-hak is eventually stopped by Kingfisher. This event prompts Tae-sung to resume writing articles about Kingfisher. Bo-na, despite her worries about these changes, decides to continue her own work.
E11Episode 11
Sep 4, 202665m
Dong-jin recalls that Tae-sung's assailant and Kingfisher were in the same building in the past. He immediately proceeds with an interview with the assailant, during which he obtains a clue that Kingfisher might be a woman. Meanwhile, Bo-na catches her mother-in-law's Voice Phishing culprit and receives recognition from her mother-in-law. Although the family becomes harmonious, Tae-sung's anxiety steadily intensifies.
E12Episode 12
Sep 5, 202673m
Bo-na's painful orphanage childhood surfaces, hinting at a past forged by violence and silence. Tae-sung faces a growing dilemma as doubts about someone close to him become harder to ignore. The task force closes in with a bold new lead, but an unseen hand seems to always stay one step ahead. What Tae-sung uncovers may destroy everything he loves.
E13Episode 13
Sep 11, 202664m
A new murder case occurs, and it confuses the police, but they are sure that it was done by Kingfisher. Bo-na realizes she's framed, and the real culprit is Leila, her old colleague who is resentful toward Bo-na for past condemnation. The appearance of Leila makes Bo-na fearful for her family’s safety.
E14Episode 14
Sep 12, 202676m
Leila is identified as Kingfisher, but inconsistencies arise. Meanwhile, Bo-na realizes that Tae-sung knew about her identity as Kingfisher. He confesses his love, but she leaves. During her absence, Tae-sung tries to clear Kingfisher’s name, shifting public opinion. He finds Bo-na, convinces her to reconcile, promising to learn her completely.
About A Bona Fide Killer
A Bona Fide Killer is a drama, action & adventure, mystery, crime series on MBC. The show first aired on Jul 31, 2026 and currently has 1 season and 14 episodes. A Bona Fide Killer has ended. It has a rating of 8.3/10 based on 20 votes. The cast includes Gong Hyo-jin, Jung Jun-won, Lee Sang-yi, Sung Dong-il, Moo Jin-sung. Created by Kim Eun-hee and YOON.
A Bona Fide Killer FAQ
How many seasons does A Bona Fide Killer have?
A Bona Fide Killer has 1 season and 14 episodes.
Is A Bona Fide Killer renewed or canceled?
A Bona Fide Killer has ended.
Where can I watch A Bona Fide Killer?
A Bona Fide Killer is available on MBC. You can stream it on Rakuten Viki, Kocowa.
Rakuten Viki
Kocowa
