Last lullaby
"When the body of mother Charlotte Brannon is discovered by her husband Adam, in their bedroom, Detective Natalie Ward is first on the scene. The killer has left a chilling calling card: The word 'Why?' written on the wall in blood. As Natalie begins to delve deeper into the couple's lives, she discovers that Adam has a dark past he's been hiding and she's sure that the Brannon's teenage babysitter Inge has secrets of her own. Then another mother...