Orphan Black is a Canadian science fiction thriller series that revolves around Sarah Manning, a woman who discovers she is one of many clones. As Sarah unravels the mystery of her origin, she becomes entangled in a dangerous conspiracy and must fight to protect herself and her loved ones. The show explores themes of identity, ethics, and the nature of humanity. Orphan Black has been praised for its gripping storytelling, complex characters, and the outstanding performance of Tatiana Maslany, who portrays multiple roles as the different clones.