Sara Shepard 
Pretty Little Liars #12: Burned 

#1 New York Times bestselling series The twelfth book in the #1 New York Times bestselling series that inspired the hit ABC Family TV show Pretty Little Liars.High school seniors Aria, Emily, Hanna, and Spencer have made some terrible mistakes, but nothing compares to what they did last spring break. Now the girls are packing their bags for a Caribbean cruise, hoping the trip will be a much-needed vacation from their stalker, A. But they should know by now that A won’t be left high and dry. Sure enough, A shows up on deck, ready to send these pretty little liars to a watery grave. . . . .Full of unexpected twists and shocking revelations, Burned is the twelfth book in New York Times bestselling author Sara Shepards compelling Pretty Little Liars series.