When their identities are revealed online, the PLLs scramble to figure out who is behind a series of anonymous calls - and keep Mouse's surprise birthday party under wraps. As the night of the party nears, Tabby uncovers an unsettling secret in Christian's basement, Imogen calls out her new coworker, Noa clashes with Jen, and Faran finally spills her secret.

Pretty Little Liars: Original Sin Season 2 Episodes...

• s02e01 - Chapter Eleven: Spookyspaghetti.com
• s02e02 - Chapter Twelve: Summer Lovin
• s02e03 - Chapter Thirteen: Sweet Sixteen
• s02e04 - Chapter Fourteen: When A Stranger Calls Back
• s02e05 - Chapter Fifteen: Friday the 13th
• s02e06 - Chapter Sixteen: Hell House
• s02e07 - Chapter Seventeen: The Boogeyman
• s02e08 - Chapter Eighteen: Final Exam

Pretty Little Liars: Original Sin Show Summary

Twenty years ago, a series of tragic events almost ripped the blue-collar town of Millwood apart. Now, in the present day, a group of disparate teen girls - a brand-new set of Little Liars - find themselves tormented by an unknown Assailant and made to pay for the secret sin their parents committed two decades ago... as well as their own.