It is revealed that Taylor actually created Beacon Guard , the town's pervasive surveillance system, following her father's murder.
Mona faces professional consequences when Claire Hotchkiss discovers her relationship with Mason Gregory, leading to Mona’s potential termination. Cast and Production Director: Norman Buckley Writers: Charlie Craig & Kateland Brown [S1E9] Lie Together, Die Together
The group attempts to use a recording of Dana confessing to manufacturing evidence to get her fired. However, Claire Hotchkiss is impressed by Dana's ruthlessness and keeps her on. It is revealed that Taylor actually created Beacon
is the penultimate ninth episode of the first season of the mystery drama series Pretty Little Liars: The Perfectionists . Originally airing on May 15, 2019, the episode centers on a high-stakes school gala where the main characters attempt to prove Jeremy Beckett's involvement in Nolan Hotchkiss's murder. Episode Summary and Ava—along with Alison and Mona
In a climactic confrontation, Taylor Hotchkiss shoots Jeremy as he attempts to flee. While the group initially fears he is dead, he is revealed to be alive but in critical condition.
Jeremy implies to Caitlin that he killed Nolan to "protect" her, though he never explicitly states it, leading the group to track him to the gala.
On the night of a major school gala, the "Perfectionists"—Caitlin, Dylan, and Ava—along with Alison and Mona, are convinced that is the killer. Their plan to expose him is complicated by Dana Booker, who continues to leverage secrets against them to maintain her investigation. Key Plot Developments