All ten episodes from the second season of the Canadian/US sci-fi drama starring Tatiana Maslany as identical women who are revealed to be clones. After discovering the truth about her identity, Sarah (Maslany) hunts for her missing daughter Kira (Skyler Wexler), the only known offspring of a clone. On the run she encounters her adversarial pro-clone Rachel Duncan who works for their creators at the biotech corporation the Dyad Institute. Meanwhile, Cosima (Maslany)'s illness threatens the lives of all of her fellow clones with tragic consequences. The episodes are: 'Nature Under Constraint and Vexed', 'Governed By Sound Reason and True Religion', 'Mingling Its Own Nature With It', 'Governed As It Were By Chance', 'Ipsa Scientia Potestas Est', 'To Hound Nature in Her Wanderings', 'Knowledge of Causes and Secret Motion of Things', 'Variable and Full Of Perturbation', 'Things Which Have Never Yet Been Done' and 'By Means Which Have Never Yet Been Tried'.