Orphan Black

Sarah searches for her daughter and suspects Rachel is behind the disappearance; Alison is despondent after attending a funeral.

Alison struggles with Aynsley's death; Cosima's symptoms worsen; Sarah asks Art to help her find Kira.

Sarah turns to an old flame after traveling with Felix.

Sarah returns home to search for answers, digging into the origins of the clone experiment with Cosima's help.

Rachel lashes out at those close to Sarah; an unexpected visitor threatens Sarah's plans.

Sarah and an unlikely ally follow clues about the origins of the clone experiment; Cosima and Delphine make a discovery.

A rehab confidante betrays Alison, threatening to expose the truth; Donnie and the kids prepare to visit on Family Day.

A new player arrives on Felix's doorstep; Cosima nearly runs out of options; Sarah must decide whether to surrender a piece of leverage and make a deal.

Cosima takes a bad turn; Sarah takes action with tragic consequences; the Proletheans set their plan in motion; Alison and Donnie have a run-in with the law.

Rachel's latest ploy forces Sarah to concede; the Clone Club unites to save Sarah and gain freedom; Sarah finds a new ally.