When a night out at the theatre is interrupted by the murder of a young woman in Washington Square Park, it seems like an ordinary case for Detective Eve Dallas and her team. But when her husband Roarke spots a shadow from his past in the crowd, Eve realises that this case is far from business as usual.

Eve has two complex cases on her hands - the shocking murder of this wealthy young mother and tracking down the shadow before he can strike again, this time much closer to home. Eve is well used to being the hunter, but how will she cope when the tables are turned? As Eve and the team follow leads to Roarke's hometown in Ireland, the race is on to stop the shadow making his next move . . .