MBC’s “A Bona Fide Killer” has officially come to an end, and the drama went out on a high note.
The series finale aired on September 13, recording its highest viewership rating of the entire run at 10.7 percent. The drama also ranked No. 1 on Coupang Play in Korea, marking an impressive finish for the series.
As viewers said goodbye to Yu Bo Na, Dong Jin, and the rest of the characters, the drama’s main cast also shared their final thoughts on the project and what the experience meant to them.
Kong Hyo Jin Reflects on a New Challenge
Kong Hyo Jin, who played Yu Bo Na, looked back on the drama as an important opportunity to take on something new.
She shared that “A Bona Fide Killer” taught her the satisfaction of taking on a new challenge, adding that she was happy viewers gave the drama so much love and made all of the cast and crew’s hard work worthwhile.
Kong Hyo Jin also expressed hope that the drama would remain a rewarding and happy memory for everyone who worked on the long journey together.
Addressing viewers directly, she thanked those who discovered a new side of her through Yu Bo Na and cheered her on throughout the series. She also asked fans to look forward to the different sides of herself that she hopes to show in future projects.
Jung Jun Won Calls the Drama a Precious Memory
Jung Jun Won also shared an emotional farewell, saying he was happy to have been part of such a great drama.
For the actor, the experience was particularly meaningful because he was able to learn and grow throughout filming. He said he believed the drama would remain engraved in his heart as a special memory even after time had passed.
He also expressed his sincere gratitude to viewers who connected with the characters, laughed along with them, and supported the series.
Lee Sang Yi Says Goodbye to Dong Jin
Lee Sang Yi, who portrayed Dong Jin, described “A Bona Fide Killer” as a drama centered around a relentless, never-ending chase.
The actor said he was happy to have successfully completed a drama that he genuinely enjoyed filming. He also thanked viewers for continuing to show their love for the series throughout the particularly hot summer.
Staying in character until the end, Lee Sang Yi joked that Dong Jin would probably continue his investigations without taking a break. He then shared his hope that viewers would also continue to live with the same passion and energy without becoming exhausted.
A Successful Finish for “A Bona Fide Killer”
With its 10.7 percent finale rating and No. 1 position on Coupang Play in Korea, “A Bona Fide Killer” finished its run on a particularly strong note.
For international viewers, the drama is also available to watch on Viki outside Korea, giving fans around the world a chance to experience the series.
After weeks of investigations, twists, tense chases, and character-driven moments, the journey of “A Bona Fide Killer” has finally come to an end.
And judging by the cast’s heartfelt farewell messages, it is a journey they—and the viewers who followed them—will not soon forget.



