Imagine receiving an early morning anonymous phone call telling you your only child has been kidnapped and if you want to see her again you must pay a ransom and kidnap another child and not break the chain. So begins this thrilling book by Adrian McKinty. I could not put it down. Follow Rachel as she becomes part of the chain and jumps into action to rescue her daughter but at what cost to her. Pick up this book and find out about The Chain and the dark web and the secrets Rachel uncovers along the way.