Danish journalist Heloise Kaldan is in the middle of a nightmare. One of her sources has been caught lying, and she could lose her job over it. And then she receives the first in a series of cryptic letters from an alleged killer. Anna Kiel is wanted for murder but hasn't been seen by anyone in three years. When the reporter who first wrote about the case is found murdered in his apartment, detective Erik Schafer comes up with the first lead. Has Anna Kiel struck again? If so, why does every clue point directly to Heloise Kaldan? As Heloise starts digging deeper she realises that to tell Anna's story she will have to revisit her darkest past, and confront the one person she swore she'd never see again...