The new guy at Tracy's school is handsome, intense, and desperately needs her help—but there's something about him that isn't quite right

High school junior Tracy Lloyd is unsure about the new guy in school. Brad Johnson is attractive, smart, and polite, but Tracy can't help but feel he watches her too closely. Then one day Brad confides in Tracy a horrible secret: His little sister Mindy has been kidnapped by his stepfather, and he needs Tracy's help to get her back. But even as Tracy commits to a plan to help her vulnerable new friend, details emerge that suggest nothing is what it seems.

The Twisted Window is a zigzagging thriller that keeps readers guessing up until the final page.

This ebook features an illustrated biography of Lois Duncan including rare images and never-before-seen documents from the author's personal collection.