背景设置在美国麻萨诸塞州鳕鱼角，女主角Jackie Quinones（Monica Raymund饰）是名美国国家海洋渔业局官员，她在当地沙滩上发现了一具尸体，后来尸体被证实是因鸦片类药物而受害，Jackie因而开始着迷于解决此谋杀案。

Jackie is out to prove herself as a cop and avenge the death of her best friend, Junior; Frankie teams up with his cousin; there is a new deadly drug in town called Great White.by:xiaokan.cc