#1 New York Times bestselling series This paperback box set includes the first four books in Sara Shepard’s#1 New York Times bestselling Pretty Little Liars series, Pretty Little Liars, Flawless, Perfect, and Unbelievable. Set in ultra-trendy Rosewood, Pennsylvania, Pretty Little Liars centers around four beautiful girls who are hiding some very ugly secrets, and the one person who knows them all…and is not afraid to spill.