When terrifying evidence suggests the Orphans are part of a sinister ongoing experiment, Sarah’s suspicions turn to Paul, Beth’s boyfriend. But her probing inadvertently triggers Paul’s own investigation, bringing him dangerously close to the truth. Meanwhile, paranoid Alison piles on a whole new level of complication.

Sarah’s hunt for answers is interrupted by a trip to the suburbs. Alison’s paranoia has boiled over, putting all the Orphans at risk. But when Sarah, Alison and Beth’s worlds dangerously collide, Sarah must decide who to trust with her secret.

Orphan Black S01E07, Paul is questioned by his handler, Olivier Duval, regarding Beth’s behavior. Though Paul tries to cover up the fact that Sarah is posing as Beth, the neolutionists discover the truth after checking the test results from experimenting on her.

Leekie tells Paul he has a new job for him, and then arranges for Olivier to be killed. Delphine tells Leekie that Cosima made a pass at her, and he pushes Delphine to find out how many clones Cosima has had contact with.

Cosima learns that Delphine leaked the names of the clones to Leekie and confronts her. Delphine reveals that she knows about Kira’s existence but decided not to tell Leekie, knowing her life could come into danger should he know .

Leekie also offers the same to Alison and Cosima, as Cosima begins to display symptoms of a respiratory illness that Katja had.

Sarah runs to a nearby diner, where she is quickly confronted by two armed men, one of whom is Mark Rollins, who attempt to bring her in.