| Synopsis | Episode |
| After an accident on the Defiant, Jake spends 78 years trying to find his father | |
| Kira investigates someone who claims to be the infamous former head of a brutal Occupation labor camp | |
| A Weyoun clone summons Odo and tries to defect to the Federation, but is opposed by Damar and another Weyoun | |
| Jadzia performs a ritual that enables her to meet all of Dax's previous hosts | |
| A holosuite accident over-stimulates Sisko's brain and he begins receiving visions from the Prophets | |
| The crew accidentally activates a counter-insurgency program which threatens to destroy the station | |
| Jake and Nog are rescued by the cadet crew of a Defiant-class starship, who try to track down and destroy a new Jem'Hadar battleship | |
| Extremists take over the weather-control center on Risa, and recruit Worf to their cause | |
| Memories of one of Dax's past hosts-- a murderer-- begin to overwhelm Jadzia | |
| A transporter accident inserts the bodies of DS9's senior staff into Bashir's secret-agent holosuite program | |
| Ezri calls upon the memories of Dax's murderer host Joran to try and find a serial killer onboard the station | |
| Kira investigates Vedek Bareil, who's suspected of being responsible for an Occupation-era massacre | |
| Bashir tries to help a group of genetically-engineered humans make a positive contribution to society | |
| A Bajoran ship from 300 years in the past comes through the wormhole, and its passenger claims to be the Emissary | |
| Odo discovers Laas, another member of the Hundred changelings who were sent out | |