While the homecoming decorating committee is knee deep in balloons, the four friends from Rosewood are just trying to stay afloat. Dealing with heartbreak, a boyfriend's virginity pledge and a vengeful sister all takes a backseat when one girl makes a shocking homecoming date choice that puts her in a possibly sticky situation.
Never trust a pretty girl with an ugly secret. Gossip thrives amid the Mercedes-Benz, mega mansions, and perfectly manicured hedges in the exclusive town of Rosewood, Pennsylvania. Everyone has something to hide. Based off the book series of the same name, the series follows four estranged best friends Spencer, Hanna, Aria, and Emily who are reunited after their best friend and queen bee of the group, Alison, goes missing only to discover they are receiving messages from an anonymous "A" who knows all their secrets.