The movie revolves around Boksoon (played by Kim Ok-bin), a skilled assassin who works for a mysterious organization. As she approaches her 35th birthday, Boksoon starts to question her life choices and considers retiring from the killing business. However, her plans are disrupted when a new, younger assassin (played by Koo Kyo-hwan) is introduced, threatening her position and forcing her to reevaluate her existence.
The film's success is largely attributed to its stellar ensemble cast:
If you’re a fan of high-octane action and intense family drama, Kill Boksoon