Ezri Dax: Anyway, I got away from him; but then there was nowhere to run. And then, just when I thought he was about to kill me, he reached up and took off his helmet…

Worf: And?

Ezri Dax: And… it was Julian.

Worf: Dr. Bashir?

Ezri Dax: Isn’t that strange? I wonder what it meant.

Worf: Dr. Bashir is a Breen.

Star Trek: Deep Space Nine, Season 7: Episode 18 – “’Til Death Do Us Part