剧情：女警察莫莉·麦基领导调查一名身份不明的妇女谋杀案。为了解决这个案子，莫莉必须和亚历克斯·奥康奈尔合作，而她已经20年没和他说话了。他们发现这起谋杀案与过去的一个悬案有关。 Unorthodox but troubled cop Molly McGee leads an investigation into the murder of an unidentified woman. To solve the case, Molly has to team up with Alex O'Connell - a man she hasn't spoken to in twenty years - and they discover that the murder has links to a historic cold case and unnatural circumstances. What begins as a routine investigation exposes something more insidious, and to catch the killer, Molly and Alex have to face the ghosts of their past.