Kirsten and Nick are enjoying a weekend away until, on their drive home, they accidentally run over and kill a man. They should call for help – but they have too much to lose, and no one can know the real reason they’re here. Instead, they make a split-second decision to conceal the accident. Amy and Greg have just celebrated their tenth wedding anniversary. Amy is expecting a baby, and they couldn’t be happier. So when Greg fails to come home from a dog walk one weekend, Amy knows the police are wrong to believe he left of his own accord.

On the evening of April 19, 2013, Samantha and Gianna Rucki disappeared. Two of five children born to David Rucki and Sandra Grazzini-Rucki, the teenage sisters vanished in the midst of their parents divorce. The girls father, David Rucki, worked tirelessly with law enforcement to search day and night for his two missing daughters, following every lead while raising three remaining children at home. Their mother, Sandra Grazzini-Rucki, used her newfound freedom to vacation around the world, abandoning her children.

Janie is the last person Hannah and Christopher Bauer want to see again. But Janie’s moved back to Clarksville. She’s no longer the frail child Hannah and Christopher adopted over eleven years ago. The child who destroyed their lives. Now Janie is out of juvenile detention—a beautiful, confident young adult—and publicly promoting her new tell-all memoir.

Mum-of-two Audrey only looks away from the stroller for a moment, as her daughter runs off across the park. But the next thing she knows, her baby son is rolling towards the lake. When Claire steps in to prevent disaster, Audrey is beyond grateful. She can't imagine what would have happened if Claire hadn't been there that day. As Claire and Audrey grow closer, Audrey couldn't ask for more from her new best friend. ut when tragedy strikes for a second time, Audrey discovers that Claire wasn't who she thought she was...and now it's far too late.

A group of strangers arrive on a beautiful but remote island, ready for the challenge of a lifetime: to live there for one year, without contact with the outside world. But 12 months later, on the day when the boat is due to return for them, no one arrives. Eight people stepped foot on the island. How many will make it off alive?