Pretty Little Liars: Original Sin (s01) Apr 2026

A pregnant teen who moves in with Tabby after her mother's suicide. She is a determined "final girl" leading the investigation into "A".

The season concludes with a "trial" staged by "A" that forces the girls to confront the sins of their mothers before they finally manage to defeat him, though new dangers are hinted at for the future. Pretty Little Liars: Original Sin (S01)

A track star on probation who faces "A's" threats while trying to protect her mother's reputation. A pregnant teen who moves in with Tabby

The first season of follows a new group of five teenage girls in the blue-collar town of Millwood, Pennsylvania . The story centers on them being tormented by a masked assailant known as "A" , who holds them accountable for a "secret sin" committed by their mothers twenty years prior in 1999. Core Plot Points A track star on probation who faces "A's"

A tech-savvy girl who uncovers secrets about her own past, including a near-kidnapping as a child.

A film buff who uses her camera to document clues. She and Imogen share a traumatic bond as they discover they were both victims of the same rapist.