A mysterious new clone appears this season, linking the current season to the past. Felix is having feelings of separation and loss because of the big revelation that Sarah is actually related to S, while Felix isn't.

In the fifth and final season, Neolution is pushing the boundaries of science beyond what anyone thought possible. But at what cost? The mysterious P.T. Westmoreland is the key to all of it. Seemingly 170 years old, he is on the brink of bringing his project to its sinister conclusion. For Sarah and her sisters, this is the start of a deadly endgame that will have extreme consequences, not just for them, but for the future of the entire human race....

A mysterious new clone appears this season, linking the current season to the past. Felix is having feelings of separation and loss because of the big revelation that Sarah is actually related to S, while Felix isn't.

Sarah is on the run from a bad relationship when a lookalike stranger commits suicide right in front of her. Sarah sees a solution to all her problems by assuming the dead woman's identity and clearing out her bank account. Instead, she stumbles into a thriller mystery, and uncovers an earth-shattering secret: she is a clone. She learns there are more like her, genetically identical individuals, nurtured in wildly different circumstances, and someone...

After her father presents her with a mysterious music box, Clare Shannon is surprised to find her every wish coming true. Her joy slowly morphs into terror as she begins to realize the bloody price of each new wish.