It's a blindingly hot summer. International visitors surge into Sydney's Darling Harbour. Two-year-old Tommy is sailing his toy boat in the park there with his mother Phoebe. Tommy vanishes into thin air. The following winter, taunting notes written as nursery rhymes begin arriving at his parents' home. Little Boy Blue, where did you go? Who led you away? Only I know.

Lillie Silva knew life as an empty nester would be hard after her only child left for college, but when her husband abruptly dumps her for another woman just as her son leaves, her world comes crashing down. Besides the fact that this announcement is a complete surprise (to say the least), what shocks Lillie most is that she isn't...heartbroken. She's furious. Lillie has loved her life on Cape Cod, but as a mother, wife and nurse-midwife, she's used to caring for other people...not taking care of herself.

At first, they struggle to escape. Then a torrent of blows rains down upon their bodies until their eyes cloud over in final agony. The killer shows no remorse - just a twisted need to witness each victim's last terrified moments. Public defender Rachel Wainwright is struggling to reopen a decades-old case, convinced that the wrong man is in prison. Homicide detective Deke Morgan doesn't want to agree. But if Rachel's hunch is correct, whoever fatally bludgeoned young, beautiful Annie Dawson 30 years ago could be the source of a new string of brutal slayings.

Praying her daughter’s still alive. Fearing her past is about to take its revenge. When three-year-old Immy vanishes during a family barbecue, her mother, Cleo, imagines the worst. Has she fallen into the river at the end of the garden and drowned? Or is it something even more unthinkable? After all, there's one person with good reason to want to abduct Immy - the woman Cleo thought she’d seen the last of three years ago. With time running out, Cleo sets out to uncover the truth.

In the aftermath of her financier husband's suicide, Emma Shay Compton's dream life is shattered. Richard Compton stole his clients' life savings to fund a lavish life in New York City, and, although she was never involved in the business, Emma bears the burden of her husband's crimes. She is left with nothing. Only one friend stands by her, a friend she's known since high school, who encourages her to come home to Sonoma County. But starting over isn't easy, and Sonoma is full of unhappy memories, too.