Lie Together, Die Together — [s1e9]

It is revealed that Taylor actually created Beacon Guard , the town's pervasive surveillance system, following her father's murder.

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. [S1E9] Lie Together, Die Together

Detailed recaps and fan discussions for this episode can be found on platforms like the Pretty Little Liars Wiki or TV Guide . It is revealed that Taylor actually created Beacon