宥俊(都敬秀饰)是一位在国外留学的优秀钢琴家，他为了治疗手腕回到家乡，成为韩国一所音乐学院的交换学生。有一天，宥俊在校园的旧练琴室偶遇了正在演奏神秘曲目的贞雅(元真儿饰)。随着他们相处的时间越来越长，爱情逐渐萌芽。然而，贞雅却一直保持距离，用她神秘的行为让宥俊感到困惑。当贞雅某天突然消失后，宥俊开始寻找她的下落，并发现了她的隐藏秘密…

　　Korea’s most intimidating actor, Heo Sung-tae (Squid Game), stars as Detective Oh Nam-hyuk—a well-meaning but spectacularly inept cop clinging to his badge by a thread. When a botched sting operation lands him in over his head, he’s forced into an unlikely partnership with Tae-bong (Jo Bok-rae), a razor-sharp informant whose cover (and savings) are blown by Nam-hyuk’s bumbling. With a smuggling ring to bust, a fortune to recover, and zero trust between them, the mismatched duo must navigate double-crosses, blown covers, spectacularly stupid raids, and bruised egos.