Pretty Little Liars: Original Sin

10 Best Episodes of Pretty Little Liars: Original Sin

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 finds 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.

Written by Sophie and last updated on feb 06, 2023.

PS: The following content contains spoilers!

PPS: I will admit that parts of this page was written with the help of AI - it makes my work so much easier to not start from a blank page!

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Pretty Little Liars: Original Sin - S1E1

#10 - Chapter One: Spirit Week (Season 1 - Episode 1)

In 1999, a group of friends is rocked by the sudden death of one of their own. Twenty-two years later, their daughters are pushed together by a mysterious foe.

The episode was rated 7.19 from 221 votes.

Pretty Little Liars: Original Sin - S1E3

#9 - Chapter Three: Aftermath (Season 1 - Episode 3)

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In the wake of Spirit Week, Imogen unearths long-buried truths on her path to unmask the mysterious “A.” After Sheriff Beasley closes in, Noa, Faran, and Mouse weigh their options, while Tabby works to recover vital evidence.

The episode was rated 7.41 from 155 votes.

Pretty Little Liars: Original Sin - S1E5

#8 - Chapter Five: The Night He Came Home (Season 1 - Episode 5)

Desperate to keep her mother’s house, Imogen throws a Halloween party to raise cash.

The episode was rated 7.48 from 148 votes.

Pretty Little Liars: Original Sin - S1E7

#7 - Chapter Seven: Carnival of Souls (Season 1 - Episode 7)

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As the Millwood carnival approaches, Mouse and Tabby each struggle with secrets, and Noa notices Shawn isn’t himself. Meanwhile, Imogen considers her baby’s future, and Faran confronts everything that’s been plaguing her.

The episode was rated 7.50 from 143 votes.

Pretty Little Liars: Original Sin - S1E2

#6 - Chapter Two: The Spirit Queen (Season 1 - Episode 2)

As Imogen and her newfound friends plot revenge against a mutual nemesis, Karen and her twin sister Kelly hatch an insidious plan of their own.

The episode was rated 7.53 from 177 votes.

Pretty Little Liars: Original Sin - S1E6

#5 - Chapter Six: Scars (Season 1 - Episode 6)

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As Imogen and Tabby dig into the mystery surrounding Angela Waters, Faran deals with the scars of her past. After Shawn confronts Marjorie, Noa questions her relationship with her mother, while Mouse spots a familiar face on her first date.

The episode was rated 7.61 from 137 votes.

Pretty Little Liars: Original Sin - S1E4

#4 - Chapter Four: The (Fe)male Gaze (Season 1 - Episode 4)

After their punishment comes to an end, the girls cement their friendship when Imogen needs them most.

The episode was rated 7.64 from 151 votes.

Pretty Little Liars: Original Sin - S1E8

#3 - Chapter Eight: Bad Blood (Season 1 - Episode 8)

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The friends work together to uncover Imogen and Tabby’s assailant during the Annual Thanksgiving Millwood High Blood Drive. Later, Sidney confronts Tabby about her secrets.

The episode was rated 7.72 from 138 votes.

Pretty Little Liars: Original Sin - S1E9

#2 - Chapter Nine: Dead and Buried (Season 1 - Episode 9)

Despite coming clean about “A,” the friends find their troubles are far from over – especially as the results of the group’s clandestine blood drive push Tabby towards a new suspect.

The episode was rated 7.93 from 140 votes.

Pretty Little Liars: Original Sin - S1E10

#1 - Chapter Ten: Final Girls (Season 1 - Episode 10)

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As “A” doubles down, the friends must work quickly to uncover the link between Angela Waters’ death, their mothers, and their mysterious foe… before it’s too late.

The episode was rated 8.11 from 149 votes.

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