In the middle of one of the greatest battles...
UNSF ships and fighters locked in battled with Imperial ships and fighters

...THEY came.
greenigh-black wormhole opens up, and a Borg cube comes out

The cube destroys a UNSF ship

(fade from black) Mansel (Avery Brooks): Who are they?
Picard (Patrick Stewart): They're the Borg.

quick cut to Stealthlon strafing the cube with all weapons blazing.  Other smaller ships in the background.
quick cut to Borg cube firing on the Explorer
quick cut to Scottie (James Doohan) working hard at a console in Enterprise-E's Engineering.
quick cut of Mansel and Patterson's (Vivica A. Fox) wedding

Blackbird (Harrison Ford): How do we get rid of these guys?
Kirk (William Shatner): You can't.

cut to show Mansel fighting to stay in his chair as the Explorer gets hit, sparks in the background
cut to Blackbird pointing at his viewscreen, giving the order to fire
cut to Picard with Kirk standing by his chair, exchanging worried glances.

McCoy (DeForest Kelly): How'd we get ourselves in this one, Jim?
Spock (Leonard Nimoy): Logic, doctor.

cut of an Imp ship being destroyed by cube

screen goes dark

(fade from black) The Stealtlon, Explorer and Enterprise-E slowly glide by
(fade from black) Kirk, Spock, and Picard step onto the bridge of the Stealthlon

Riker (Johnathan Frakes): God help us all

black screen (zoom from front) UNSF (zoom form front) Armageddon
UNSF: Armageddon