When the merged Martin and Ronnie attack a physicist, the team sets out to bring in "Firestorm". Meanwhile Joe recruits Cisco to help him investigate the house where Nora was murdered.
Sisko takes command of a new ship named in honor of the Defiant, while Kira, Garak and Damar barely survive a Dominion ambush on Cardassia Prime. Bashir and Ezri reveal their attractions for one another over coffee. Quark is appointed Zek's successor, and he is determined to overthrow new democratic changes that have just been implemented into Ferengi society. Garak, Damar and Kira successfully plant a bomb in Dominion barracks on Cardassia. In a shock turn of events, Zek appoints Rom as the new Grand Nagus of Ferenginar, despite Quark's earlier announcement.moreless
Sisko faces thousands of Dominion warships alone in an attempt to regain Deep Space Nine. Kira, Jake and Leeta are suspected of trying to stop the attempts at disabling the minefield and are held for questioning. Everything seems doomed and everyone makes ready for a final stand.
Odo struggles with his choices between his friends and the Link. Sisko faces a suicide mission in order to reclaim Deep Space Nine. Rom is ordered to be executed. Kira and Damar come to blows over Ziyal and Gul Dukat.