Star Trek: Deep Space Nine: Season 7, Episode 22

7 - 22: Tacking Into the Wind

With the help of Kira, Odo, and Garak, the Cardassian Rebellion plots to steal a Breen weapon for the Federation. On DS9, Dr. Bashir and Chief O'Brien continue to try and find a cure for Odo, and Gowron's reckless attacks against the Dominion prompt Worf to take drastic action.