The #1 New York Times bestselling series that inspired the hit ABC Family TV show Pretty Little Liars and the upcoming HBO spin-off series Pretty Little Liars: Original Sin!In ultra-trendy Rosewood, Pennsylvania, four beautiful girls are hiding some very ugly secrets. One person knows them all . . . and is not afraid to spill.This four-book paperback box set contains the first four books in the New York Times bestselling Pretty Little Liars series--Pretty Little Liars, Flawless, Perfect, and Unbelievable--all repackaged with stunning covers for an entirely fresh look, perfect for existing fans and new readers alike.