Pretty Little Liars: Original Sin

About

Teen drama mystery thriller television series that sees a return to Millwood, a blue-collar town still healing from tragic events that took place 20 years ago. It is the fourth TV series in the Pretty Little Liars franchise.

Trivia

The series was developed by Roberto Aguirre-Sacasa and Lindsay Calhoon Bring. The pilot episode is titled "Chapter One: Spirit Week."