Lucy and her husband, Adam, have been best friends with another couple, Cora and Scott, for years. They vacation together, co-own a beach cottage, and their children are inseparable. So Lucy is devastated when, while looking at a colleague’s photos of a trip to the Maldives, she spots a picture of Scott, apparently on vacation with another woman. Then she learns that the woman in the photo has gone missing. Lucy can’t help but fear that Scott was involved. But searching for answers might uncover secrets about Scott, Cora and even her own husband that could destroy the picture-perfect lives they have built together. Or maybe she was never part of the picture at all. Is it possible that everyone knows more than they are letting on? If so, what are the consequences of exposing the truth?

One year ago, Leah’s feisty 21-year-old niece, Amy, mysteriously drowned in the beautiful lake near her family-owned resort in Northern Italy. Now, Leah’s grief has caught up with her, and she decides to return to Lake Garda for the first time since Amy’s death. What she finds upon her arrival shocks her --- her sister, brother-in-law and surviving niece, Olivia, seem to have erased all memories of Amy and fought to have her death declared an accidental drowning, despite murky circumstances. Leah knows she must look beyond the resort’s beautiful façade and uncover what truly happened to Amy, even if her digging places both her family ties and her very life in danger.

From her downstairs apartment in suburban London, Emma has often overheard the everyday life of the seemingly perfect family upstairs --- Steph, Paul and teenage daughter Freya --- but has never got to know them. Until one day, she hears something that seizes her attention: Freya has vanished, and the police are questioning Steph and Paul about their life. Do either of you have any enemies? Anyone who might want to harm or threaten you? The effects of Freya's disappearance ripple outward, affecting not just her parents, but everyone who lives in the building, including Emma and local driving instructor Chris, who was the last person to see the teenager before she went missing.