Item is a South Korean fantasy-thriller drama that follows Kang Gon, a passionate and upright prosecutor who discovers a series of mysterious objects with supernatural powers. As he delves deeper into the origins of these items, he finds himself entangled in a dangerous conspiracy involving a powerful conglomerate and a hidden organization that seeks to control these artifacts for their own sinister purposes. Alongside criminal profiler Shin So-young, Kang Gon races against time to uncover the truth behind the items and protect his niece, Da-in, who becomes a target of those seeking the artifacts. The series explores themes of justice, greed, and the moral consequences of wielding power beyond human comprehension, as the protagonists navigate a web of betrayal and supernatural phenomena.