金宇炫（苏志燮饰演）在剧中有一个警察局高层的父亲，虎父无犬子，父亲是高级督察，而他也成为了警校成绩第一的毕业生，成功成为了一个警察。为了整顿警察厅，警察局系统成立了一个组织，而金宇炫由于各方面都非常出色，经过层层选拔之后，自然而然就成为了核心成员的其中之一，凭借优秀的资本还有社会的责任感，金宇炫立志要为肃清警界。可好景不长，他的远大志向还没有实现，就在一次意外中丧生了，朴奇勇是当年金宇炫警察学院的同学，他以金宇炫的身份出现，并且继续金宇炫没有继续完的事业，解开一个个不为人知的秘密。朴奇勇本身读警校的时候就学习了高尖端的网络技术，利用黑客的方法，也揭穿了隐藏的尖端技术秘密
Kim Woo Hyun (played by So Ji Sub) has a father in the play who is a senior police officer. A graduate with the highest grades in the police academy, he successfully became a policeman. In order to rectify the police department, the police department system established an organization, and because Kim Woo-hyun is excellent in all aspects, after a series of selections, he naturally became one of the core members. With excellent capital and a sense of social responsibility, Jin Yuxuan is determined to clear up the police. But the good times didn't last long, and he died in an accident before his lofty ambition was realized. Park Ki-yong was a classmate of Kim Woo-hyun Police Academy back then. He appeared as Kim Woo-hyun and continued the unfinished business of Kim Woo-hyun. Open up a little-known secret. Park Kiyong himself learned advanced network technology when he was in the police academy, and he also exposed the hidden cutting-edge technology secrets by using hacker methods
扣人心弦的悬疑剧情和紧张的推理过程令人着迷。《幽灵》以引人入胜的剧情和扑朔迷离的悬疑情节吸引了观众的注意力。故事以一系列神秘的事件为线索，主人公展开了一场精心设计的调查和推理过程，引领观众一步步揭开谜团。紧张刺激的剧情发展使人难以预测结局，让人沉浸其中。
演员们的出色演技赋予角色深度和情感共鸣。苏志燮、李沇熹、严基俊和崔丹尼尔等主演在电影中展现出卓越的演技，将各自扮演的角色形象生动而丰满。他们能够真实地表达角色的情感和内心挣扎，让观众对他们的命运产生共鸣。演员们的精湛演技为电影增添了更多的观赏价值。
出色的导演和精美的视听效果提升了观影体验。金亨植导演巧妙地运用摄影技巧和剪辑手法，创造了紧张、阴郁的氛围，使整个电影充满了神秘感和吸引力。音效和配乐的精心选择进一步增强了电影的紧张氛围，带给观众更加真实的观影体验。
