At Deep Space Nine, a space station located next to a wormhole in the vicinity of the liberated planet of Bajor, Commander Sisko and crew welcome alien visitors, root out evildoers and solve all types of unexpected problems that come their way.
Season 7 of Deep Space Nine marks the end of the series, as it concludes the Dominion War arc and the saga of the characters and their relationships. The Federation and its allies face the final showdown with the Cardassian-Dominion alliance, which is aided by the Breen. Sisko and his crew must also deal with the threat of the pah-wraiths, the evil counterparts of the Prophets, who are unleashed by Kai Winn and Dukat.