Keizoku/Manga  

Unsolved Cases, ケイゾク/漫画

Jun Shibata is a top-ranked detective who gets transferred to the unit that deals with unsolvable cases. Her partner has grown complacent after failing at these cases, which many consider pointless. Despite being from an elite background, her colleagues don't expect much of her, but she proves them wrong by demonstrating her dedication and exceptional analytical skills.