Orphan Black — Season 2
All 10 episodes in airing order, with first-run dates and viewer ratings.
- 01
Nature Under Constraint and Vexed
Series 2 begins with Sarah searching for her missing daughter and suspecting that ruthless pro-clone Rachel is behind the disappearance. Meanwhile, Alison attends the funeral of her fallen friend, Aynsley, which causes Alison to sink into despair.
- 02
Governed by Sound Reason and True Religion
Sarah gets Art to help her find Kira and is shocked when she learns where the trail leads. Meanwhile, Alison struggles with Aynsley's death; and Cosima grapples with the worsening symptoms of her mysterious sickness.
- 03
Mingling Its Own Nature with It
Sarah turns to an old flame from her past as she hits the road with Felix, but their brief respite is brutally shattered. Sarah then realises that no matter how far she runs it will never be far enough.
- 04
Sarah comes home to search for answers and with Cosima's help she digs into the origins of the clone experiment. The hunt takes her into perilous territory that could cost her more than she realizes.
- 05
Rachel goes on the warpath and lashes out at Sarah's loved ones. While Sarah tries to keep them safe, an unexpected visitor threatens to derail her plans.
- 06
To Hound Nature in Her Wanderings
Sarah joins forces with an unlikely ally, when she follows a trail of clues that she hopes will lead her to the origins of the clone experiment. Meanwhile, Cosima and Delphine make a discovery that could prove to be the key to treating Cosima's illness.
- 07
Knowledge of Causes, and Secret Motion of Things
A rehab confidante betrays Alison and threatens to expose the truth about Aynsley's death, which causes Alison to go into a free fall on the eve of Family Day. The clones gather to contain the fallout.
- 08
Variable and Full of Perturbation
A new player in the clone conspiracy emerges and turns up at Felix's door, which sends him into crisis mode. Meanwhile, Sarah struggles with whether to surrender a crucial piece of leverage and strike a deal with Dyad.
- 09
Things Which Have Never Yet Been Done
Cosima takes a turn for the worse, which forces Sarah to take desperate measures that result in tragic consequences for those she loves. Meanwhile, the Proletheans set their ultimate plan in motion; and Alison and Donnie tangle with the law.
- 10
By Means Which Have Never Yet Been Tried
The war with Dyad is all but lost when Rachel's latest ploy forces a broken Sarah to concede. The Clone Club springs into action, uniting in a reckless gambit to save Sarah. As they fight to gain their freedom, Sarah encounters a new ally and uncovers a terrifying new dimension to the conspiracy.
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