"Terrific" —John Grisham
"Superb" —Lee Child
"Breathtaking, heartpounding." —Louise Penny
"A fast-paced, relentlessly gripping read." —Chris Pavone

She knows her son isn’t perfect. But is he dangerous?

A woman must confront her sense of right and wrong when the one person she loves most is accused of an unimaginable crime. From the New York Times bestselling author of Need to Know

An instant New York Times bestseller

Perfect husband. Perfect father. Perfect liar?

Vivian Miller. High-powered CIA analyst, happily married to a man she adores, mother of four beautiful children. Until the moment she makes a shocking discovery that makes her question everything she believes.

More about the book

“Shaping up to be one of the year’s biggest new thrillers.”

—Entertainment Weekly

Karen Cleveland is a New York Times-bestselling author and a former CIA counterterrorism analyst. Her debut thriller, NEED TO KNOW, has been translated into numerous languages and optioned for film. Cleveland has master’s degrees from Trinity College Dublin, where she studied as a Fulbright Scholar, and from Harvard University. She lives in northern Virginia with her husband and three children.