Half-Life 2 Episode One Teaser Movie #4

0:57 of gameplay footage
Valve released the fourth teaser movie from Half-Life 2: Episode One which will be available via Steam and at retail stores in North America for $19.95 on June 1st. In Episode One, player reprises his role of Dr. Gordon Freeman, who must immediately face the repercussions of his actions in City 17 and the Citadel. Freeman reconnects with Alyx Vance and her robot, Dog, as they continue their support of the resistance's battle against the Combine forces. Half-Life 2: Episode One, will not require Half-Life 2 to play and will offer four to six hours of gameplay.