在这部杀之剧情片中,该剧是讲述被恶魔遗弃的男人和被恶魔抚养的女人，以及为了复仇而追击两人的委托人的故事。被恶魔遗弃的男人为了寻找家人而成为杀手，被恶魔抚养长大的女人是一个刑警，她为了替死去的恋人复仇而追踪杀手金诗勋。
Will a killer-turned-veterinarian and a detective find a common ground? Kim Soo Hyun is a veterinarian who was once a professional killer. Nobody in the public knows anything about him as a killer, including his age, name and race. Deep inside, he constantly looks for love, but struggles to develop and maintain any pure relationships around him. Do Hyun Jin is a brilliant detective working in Seoul, who graduated from police academy as the most excelled. Although she looks cold and stern on the outside, she is in fact a very sympathetic individual. Hyun Jin trusts her instincts and isn't afraid to rely on the things around her to make a decision to the best of her abilities. She has suffered trauma but still keeps pushing forward.
(四集后更新，目前剧情偏弱)一个1/2冷面杀手、1/2温情兽医男人与女刑警的感情羁绊。韩国犯罪剧，越来越逼近顶级美剧。恶魔之子与恶魔之女交织的人生(ep01-ep02)。红与黑的宿命悲情爱恋。喜欢《城市猎人》的别错过，这部帅杀气手配美女刑警的恋爱复仇剧！。在硝烟与黑暗中宿命般相爱相杀——《kill it》。喜欢男主全部 女主的颜 但看不进去。我真的被女主整无语了。
