Four "" are figuring out who A is, linking the mysterious figure to their deceased friend Alison. In the second episode of the new ABC Family series, Jenna Cavanaugh returns to Rosewood and the girls must face an unpleasant past as questions arise about Alison's death.
The circumstances surrounding Alison's disappearance continue to haunt Aria, Emily, Spencer and Hanna, as questions arise about the night she went missing. To complicate matters, Jenna's return to Rosewood makes the girls face an unpleasant past and an incident that sealed their friendship forever. Meanwhile temptation is everywhere they look, as Aria tries her hardest to stay away from Ezra and Spencer won't shy away from her sister's fiance, Wren.