Isobel Bradbury

When Mel tries to meet the parents of her daughter's new playmate Sara, she finds that everyone claims the child doesn't exist. But as evidence mounts that Sara is real, Mel becomes convinced that someone is hiding the girl to conceal a dark secret.

Looking to spice things up, Lucy and her boyfriend assume fake names and roleplay meeting for the first time in a bar. A few days later Lucy sees a news report about a missing persons case where the victim has the same name she just used.