Stardate: 4523.7. In this celebration of the 30th anniversary of The Original Series, the disgraced Klingon spy Darvin travels back in time to undo his century-old defeat by James Kirk. The DS9 crew must track him down and stop him, while blending in with the crew of the original Enterprise NCC-1701.

Stardate: 51721.3. To save the Federation in a critical scheme, Sisko comes to realize that he must violate its fundamental principles to do so.

Stardate: Unknown. Melanie, an aspiring writer, wants to know why Jake Sisko stopped writing at 40. Jake tells how his father died in an accident and then suddenly reappeared.

Stardate: Unknown. The Federation and Bajoran people of DS9 fall into conflict when a Bajoran religious extremist comes to the station and challenges the secular teachings of Keiko O'Brien's school.

Stardate: 49011.4. When the Klingons bring a task force to DS9, Captain Sisko sends for Starfleet's lone Klingon officer, Worf, to uncover the mysterious intentions of their presence.

Stardate: 50975.2. Sisko decides to mine the wormhole to prevent further Dominion ships crossing into the Alpha Quadrant. This provokes an attack by the Dominion and the Cardassians, and a desperate last stand on Deep Space Nine.

Stardate: Unknown. The Federation's only hope of stopping massive Dominion reinforcements from entering the Alpha Quadrant relies on Sisko's suicide mission to reach DS9 before the minefield is destroyed.

Stardate: Unknown. Now rejoined with his former mentor, Garak is ordered to interrogate Odo about the secrets of his people, while the joined Romulan/Cardassian attack fleet moves towards the Founders' home world on a mission of destruction.

Stardate: Unknown. Captain Sisko has a full sensory vision of himself as an under-appreciated science fiction magazine writer in 1950s America.

Stardate: 52902.0. As the war careens toward a final showdown on Cardassia, Sisko's definitive action as the Emissary draws near.

Stardate: Unknown. Sisko leads, what he hopes will be, a final all-out assault on Cardassia Prime. Kira and Garak mount a suicidal assault on the Cardassian headquarters occupied by the Dominion, who in turn kill innocent women and children village by village in retaliation for the Resistance's attacks.

Stardate: 50564.2. The station readies for a Dominion attack. Worf and Garak meet some unexpected friends in a Dominion Prison camp.

Stardate: Unknown. A coded message from the Gamma Quadrant leads Garak to believe his mentor, Enabran Tain, is still alive. He and Worf seek him out, only to discover something much worse: a Dominion invasion fleet poised to attack the Alpha Quadrant.

Stardate: Unknown. As tensions mount within Kira and Damar's resistance cell, Worf realizes he must take action to prevent Gowron from making a key strategic mistake.

Stardate: Unknown. Sisko's crew is diverted to the front lines, where, alongside war-torn Starfleet officers, they must make a stand against a Jem'Hadar assault.

Stardate: Unknown. After an attempt is made on Garak's life, Odo conducts the investigation on who tried to murder the Cardassian tailor - and why.

Stardate: 49263.5. A damaged Defiant must play a dangerous game of cat-and-mouse with two Jem'hadar ships inside a gas giant.

Stardate: Unknown. As the war between the Federation and the Dominion continues, Sisko and his crew are reassigned from the Defiant, while Kira and Odo cope with the bureaucracy of the station's occupation.

Stardate: Unknown. Sisko and his crew are marooned on a barren planet with a squadron of Jem'Hadar soldiers and their wounded Vorta overseer. But when the Vorta seeks out Sisko to make a deal, can he be trusted? And should Sisko accept the treacherous proposal?

Stardate: Unknown. On the eve of Dukat successfully disabling the minefield, Sisko coordinates a massive assault to retake Deep Space Nine.

Stardate: Unknown. Sisko and Quark and a strange telepathic woman are arrested by Jem'Hadar, soldiers of the Dominion.

Stardate: 48213.1. Instead of waiting for the Jem'Hadar to attack, Sisko wants to try a different approach. He wants to take a new class starship to try to find the Founders.

Stardate: Unknown. When Starfleet institutes martial law to combat the Changeling Menace, Sisko begins to question if the Dominion is the real threat.

Stardate: Unknown. Mentally and emotionally scarred by his combat injuries, Nog seeks comfort in the holographic fantasy world of Vic Fontaine.

Stardate: Unknown. When the mysterious Sloan attempts to recruit Bashir for an undercover mission on Romulus, Sisko orders Bashir to go along with the plan, in hopes of learning more about Section 31.