A New Clone Sister Warns Sarah to Run in the Trailer for the Fourth Season of Orphan Black

The only reason I’m alive is because they think I’m dead.

In the new trailer for the fourth season of Orphan Black, new female clones with varying hairstyles (all played by the amazing Tatiana Maslany) are introduced into the mix, including M.K., who seems to know more than others and warns Sarah to run. Season 4 of Orphan Black premiers on April 14th.