Cameron and Lisa Murdoch are successful crime writers. They have been on the promotional circuit, joking that no one knows how to get away with crime like they do. After all, they write about it for a living.

So when their seven-year-old son Zach goes missing, the police and the public naturally wonder if they have finally decided to prove what they have been saying all this time…

Are they trying to show how they can commit the perfect crime?