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Half-Life: Nightwatch is a large scale single player episode based on the events of Half-Life. As the player, you will assume the role of Sergeant William Archer, a member of Black Mesa's high-level Military Security force. With an entirely new arsenal of weapons and 30+ enemies and allies both old and new, fight for the defense of Black Mesa... and of all Earth. For the most up-to-date information and updates, check our primary website at Please avoid e-mailing us at the info address listed above; legitimate mail has been flooded out by spam and the mailbox is no longer actively checked. Visit the site for updated contact details.

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