![Orphan Black Season 5 Episode 4 Orphan Black Season 5 Episode 4](http://images.weserv.nl/?url=//image.tmdb.org/t/p/w185/vMSRGBGg5YqMpHrHVtJI14OeTJU.jpg)
Orphan Black Season 5 Episode 4
Following up on intel from a mysterious source, Mrs. S heads on the road with Sarah to investigate a lead on a Neolution defector. Meanwhile, an unexpected reunion takes place on the island, while Cosima’s research leads her to a discovery more terrible than she could have ever imagined. As more pieces slide into place, the puzzle only seems to become more complicated.