It was only an accident but it would change their lives forever.

Last summer, four terrified friends made a desperate pact to conceal a shocking secret. But now, someone has learned the truth, and the horror is starting again. There is an unknown avenger out there who is stalking them in a deadly game. Will he stop at terror--or is he out for revenge?

This summer, four friends are going to learn that some secrets just won't stay buried.

There are 256 pages in this book. This book was published 2011 by Little, Brown Book Group .

Lois was the author of over 50 books, ranging from children's picture books to adult novels, but she was best known for her young adult suspense novels. Lois Duncan passed away in 2016.