High school seniors Aria, Emily, Hanna, and Spencer have been tortured by A for too long. Now they're determined to take the fight to A . . . even if it's the last thing they do.
As the rest of Rosewood prepares for the prom, the girls drop everything in their hunt for A. But with each new piece of evidence, A only seems farther away. No matter how close the liars get, A is always one step ahead -and ready to crush them completely.

This book is part of a book series called Pretty Little Liars .

This book has been graded for interest at 11-17 years.

There are 352 pages in this book. This book was published 2016 by Little, Brown Book Group .

Sara Shepard lives in the US. Pretty Little Liars was inspired by her own upbringing in Philadelphia.