Star Trek: Deep Space Nine: Season 4, Episode 17 - ProjectFreeTV

4 - 17: Accession

Sisko's role as Emissary is challenged when a 300-year-old Bajoran lightship emerges from the wormhole and the passenger claims that he is the Emissary of the Prophets. Meanwhile, Keiko O'Brien returns to DS9 with some surprising news.