Lily Jackson has come back to Rosewood a year after the disappearance of her best friend, Alison Dilaurentis. But what happens when her life becomes haunted by someone determined on ruining the lives of her and her friends? And what happens when her secret ex-boyfriend Jason Dilaurentis comes back into her life? DISCLAIMER: I DO NOT OWN ANY OF THE PRETTY LITTLE LIARS UNIVERSE OR MARLENE KING'S WORKS OR CHARACTERS