From his Q&A with Mark Rubinstein at CrimeReads:
Mark Rubinstein: Stephen King called The Chain “Nightmarish and propulsive,” while Don Winslow said “This book is Jaws for parents.” Describe to us the opening premise of The Chain.--Marshal Zeringue
Adrian McKinty: The Chain is the story of Rachel O’Neill, who gets a call from a stranger telling her that her 11-year-old daughter has been kidnapped. She also receives a photograph of her daughter. Rachel asks, “Why are you doing this?” The caller says, “Because my child has been kidnapped by a stranger. I must pay the ransom and replace my child on the chain with another child whom I’ve kidnapped. And you must do the same thing. You must pay the ransom and replace your child on the chain with someone else. If you break any of the rules or go to the police, I will kill your child and pick someone else.”
In this universe, Rachel is first a victim; becomes a co-conspirator; and then must become a kidnapper. So her entire moral universe collapses in a matter of days.
Mark Rubinstein: How did the idea of a chain kidnapping come to you?
Adrian McKinty: It brewed in my brain for years. When I was in Mexico City, I ...[read on]