Star Trek: Deep Space Nine

Season 5, Episode 14

Episode Title: In Purgatory's Shadow (1)

Air Date: 1997-02-10

Overview:

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.