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.

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.

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.

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.

Who is Audrey Hoedemaker? It's a question her sister Maureen has heard more times than she can count, and she doesn't know what the short answer would be. Little sister, troubled teen, backpacker, musical theatre coach, con artist, childcare worker. Murderer. A tragic, traumatic childhood casts a long shadow on the Hoedemaker sisters. Maureen has worked hard to move beyond the violence of the past and build a good, honest life for herself. Audrey, however, just can't seem to do the same, careening from one state of chaos to another.

Gemma Summers is unlucky in love. She's known it since third grade, when her first crush blew a spitball into her hair, and a decade-long string of bad dates, boring sex, and abysmal morning afters has done nothing to improve her prospects. But when a random radio call-in contest lands her courtside tickets to the hottest playoff game of the season, Gemma's luck may finally be on the upswing, even if it doesn't exactly seem like it when the dreaded Jumbotron kiss cam lands on her and her date.

In the course of her everyday work, career-driven assistant district attorney Nina Frost prosecutes child molesters and works determinedly to ensure that a legal system with too many loopholes keeps these criminals behind bars. But when her own five-year-old son, Nathaniel, is traumatized by a sexual assault, Nina and her husband, Caleb, a quiet and methodical stone mason, are shattered, ripped apart by an enraging sense of helplessness in the face of a futile justice system that Nina knows all too well.

Timothy and Jonah, wealthy entrepreneurs with a spoiled son, hide sins from their past—one involving a death on a cruise, the other a crime in Bali. Nathan and Samantha, the hot ex-nanny turned trophy wife, grapple with infertility and a shocking paternity secret. Bartosz and Angelika (he’s a chef, she’s a former sex worker) carry debts to the other couples they don’t even realize they owe. Over fourteen days, the couples bond—but their pasts are too deeply intertwined to stay hidden. The sly concierge, Putu, knows more than he lets on.

As the daughter of a drug dealer, Wavy knows not to trust people, not even her own parents. It's safer to keep her mouth shut and stay out of sight. Struggling to raise her little brother, Donal, eight-year-old Wavy is the only responsible adult around. Obsessed with the constellations, she finds peace in the starry night sky above the fields behind her house until one night her stargazing causes an accident. After witnessing his motorcycle wreck, she forms an unusual friendship with one of her father's thugs, Kellen, a tattooed ex-con with a heart of gold.

How do you define yourself when others have already decided who you are? Six years ago, when Camden Daniels came back from war without his younger brother, no one in the small town of Alba, Colorado, would forgive him - especially his father. He left, swearing never to return. But a desperate message from his father brings it all back. The betrayal. The pain. And the need to go home again. But home is where the one person he still loves is waiting. Willow. The one woman he can never have. Because there are secrets buried in Alba that are best left in the dark.