1. Pilot

In Beacon Heights, a seemingly perfect town, a group of three college friends struggle with the stress of being overachievers. In the aftermath of the town’s first murder, each Perfectionist hides behind a secret, a lie and an alibi.

2. Sex, Lies and Alibis

In the wake of Nolan’s murder, Ava, Caitlin and Dylan join forces to give themselves a credible alibi on the night in question. Alison goes toe to toe with Dana Booker, BHU’s new head of security, who is suspicious of Nolan’s “perfect” posse. And Mona starts slipping into old habits while wrestling with a guilty conscience.

3. …If One of Them Is Dead

The Perfectionists kick their investigating into high gear when they identify a possible suspect in Nolan’s murder. Alison begins to look into the circumstances surrounding the mysterious suicide of Taylor Hotchkiss. And seeing the Perfectionists juggle sleuthing with their intense academic demands, Alison decides to use her past in Rosewood as a way to mentor them through their current situation.

5. The Patchwork Girl

Mona communicates with a mysterious stranger who promises insights into Nolan’s murder. Dylan struggles to concentrate on an important audition while being distracted by Dana Booker’s investigation. And the Perfectionists plan to clear their names ends in tragedy.

6. Lost and Found

When Alison brings Mona into her investigation of Taylor, Mona makes a surprising discovery. While preparing for the campus fashion show, Ava comes into contact with Zach, a fellow student with an unexpected connection to her past. And the Perfectionists struggle to recover from recent events.

7. Dead Week

During BHU's Dead Week, Caitlin tries to get her academic life in order, as well as elevate her relationship with Jeremy. Ava reluctantly teams up with Zach on a school assignment and Dylan's nerve damage impacts an important music project. Ali continues to make inroads with Taylor, while Mona investigates who left her a mysterious message.

8. Hook, Line and Booker

Mona, Ali and the Perfectionists concoct a plan to turn the tables on Dana Booker. Ali and Mona separately try to deduce how much they can trust Taylor as part of their team. Caitlin is left reeling when she finds out Jeremy may be keeping secrets of his own.

9. Lie Together, Die Together

On the night of a school gala, the gang is convinced they know who killed Nolan and set out to prove it. However, Dana continues to complicate their lives by exposing a critical secret between the Perfectionists.

10. Enter the Professor

In the aftermath of a shocking event, Ali, Mona and the Perfectionists try to pick up the pieces of their lives. However, new information is uncovered which makes them question everything they think they know.