Get ready for more twists and thrills as season four of Pretty Little Liars begins in the moments following the shocking season three finale and the girls strive to make sense of the mysterious “Red Coat” and what plans he or she may have in store for them. Based upon the book series by Sara Shepard, Pretty Little Liars revolves around four teenage girlfriends — Aria (Lucy Hale), Emily (Shay Mitchell), Hanna (Ashley Benson) and Spencer (Troian Bellisario) — who lost touch with one another after the mysterious death of a friend, Alison (Pieterse). The girls are suddenly reunited when they each begin receiving messages suggesting Alison is actually alive — and watching them … and the suspense and scares continue to build as relationships are built … and destroyed. Pretty Little Liars also stars Tyler Blackburn, Ian Harding, Laura Leighton and Janel Parrish. What are you waiting for? Catch another “A”mazing season right here.