When Neil Dawson's father commits suicide, he is devastated by the loss. But even through his grief, Neil knows something isn't right. Among his father's possessions, he finds a copy of an old novel, The Black Flower. Opening it will take Neil into an investigation full of danger, pain and subterfuge. Detective Hannah Price is also mourning her father, having followed his footsteps into the police force. When she gets assigned to Neil's father's case, it will lead her on a journey into her own past and to the heart of a shattering secret...