Code Name Jackal Hangul lit. The Jackal Is Coming or Here Comes the Jackal is a 2012 South Korean action comedy film, starring Song Jihyo, Kim Jaejoong of JYJ, and Oh Dalsu. The film was directed by Bae Hyoungjun, whose works included Too Beautiful to Lie and Once Upon a Time. It was produced by Nomad Films and distributed by Lotte Entertainment. It was released onNovember 2012 and ran for 105 minutes.
Jackal arrives after and starts assaulting Hyun until he and Minjung reaches the rooftop. Minjung says that she loves hearing the words Ill protect you from Hyun, forcefully kissing him. Minjung kicks him after, making him to fall down a roof nearby and lose consciousness. Jackal reaches the rooftop and engages on a fight against Minjung, and the truth unravelsMinjung is the true Jackal and the man behind the killing spree is only using her alias. It was also revealed that Minjungs real target is Angela, and that Choi Hyun is only used as a bait for Jackal. Flashback also shows that his exgirlfriend doesnt want Hyun to die, but only wants him to experience betrayal. Minjung sprays some sort of chemical towards her face to make herself faint and avoid suspicion.The scene after shows Minjung talking to Angelas husband Kim Yonggun, who was actually the one who hired her, telling him that she died instantly despite of the instruction to kill her slowly, showing a flashback on how she managed to stab her. She then leaves the place after getting the salary. ........
Source: Wikipedia