Unsolved - by James Patterson & David Ellis (Paperback)

This thrilling follow-up to the #1 bestselling Invisible delves into a new case of seemingly unrelated deaths across the country, leaving FBI agent Emmy Dockery baffled.

With her unique skill at seeing connections others miss, she and special agent Books must race against time to uncover the truth behind these mysterious deaths.

But as they dig deeper, they realize that someone is watching them - studying, learning, waiting for the perfect moment to strike.

Will they be able to solve the case before it's too late? Find out in this gripping and suspenseful novel from the world's bestselling author James Patterson.