Writer(s): Ira Steven Behr & Robert Hewitt Wolfe Director(s): David Livingston
Aron Eisenberg as Nog
Brock Peters as Joseph Sisko
Susan Gibney as Benteen
Robert Foxworth as Leyton
Synopsis: When on earth a conference between the federation and the Romulans is disrupted by an attack it becomes clear that Changelings are targeting Earth. Sisko and Odo are being transfered to Earth where Sisko is put in charge of Starfleet Security. Once on Earth he visits together with Jake his father in a restaurant and they met Nog who has a hard time on Starfleet academy.
The seriousness of the situation becomes soon clear when they find out that some of the highest Starfleet officers are replaced by changelings. Sisko decides to declare martial law and prepares for war with the Dominion.