Sarah Manning is part of a sisterhood like no other.

She's "a piece of a puzzle" she "can barely comprehend."

Her "life is someone else’s experiment.”

And the same can be said for Alison Hendrix. And for Cosima Niehaus. And for a number of other clones all portrayed by the incredible Tatiana Maslany on Orphan Black, which returns with new episodes on April 19.

Check out the following Orphan Black Season 2 teaser now, ahead of its debut on BBC this Wednesday during the Doctor Who Christmas special:

The promo was first posted on Entertainment Weekly.

Looking to catch up on this thrilling drama? Watch Orphan Black Season 1 online before fresh episodes begin this spring.

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.