Toxic

Sara Shepard

High school seniors Aria Emily Spencer and Hanna barely survived their most recent encounter with A. And it's not over yet . . . The police don't believe that the real A is still out there but the girls know what - and who - they saw. If they don't track down this final tormentor soon A will silence them forever.
This penultimate installment of the beloved series is full of juicy scandals dark secrets and shocking plot twists that will prepare readers for the jaw-dropping series conclusion in Pretty Little Liars No 16.