Do you have any idea what the people you know are capable of? Best-selling author of All My Lies Are True, Dorothy Koomson, asks how well you can really know your neighbours.

Nova Kumalisi would do anything for her closest friend, Mal Wacken. She owes him her life. So, when he asked her to be the surrogate mother for him and his wife, in spite of her fears about how it would alter their friendship, Nova agreed. Eight years later, Nova is bringing up their son alone, and she and Mal don't speak. Months into the pregnancy, Mal's wife changed her mind about the surrogacy agreement. Already suspicious of how close Nova and Mal were, Stephanie realised her strained marriage was in serious trouble when she found a text from her husband to Nova.

Profiler and therapist Kes Lashibi is shocked when she finds a baby on the backseat of her car, with an unsigned note asking her to take care of him. Kes has a pretty good idea who the mother is - Brandee, a popular social media star with a troubled background, who once lived in Kes's house. Recently, the seemingly bright and bubbly Brandee's videos changed in tone before she completely dropped out of the limelight. Kes is beginning to understand why. And if the internet rumours are true, Brandee's life could be in real danger.

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.

Mila and her husband Ethan are on their way to her sister’s wedding at a luxurious ski resort. As they drive through the mountains, surrounded by snow covered forests, Mila feels like everything is finally going to plan. When the car engine suddenly stops and won’t start again. Stranded, with night closing in, they make their way on foot back to where they saw a sign for some cabins. When they finally reach them, they find the windows boarded up and the buildings in disrepair. They have the eerie sense they shouldn’t be there.