Nightmare House: The Original Mod

Enter the haunting world of Nightmare House. This is the definitive edition of the highly acclaimed horror classic "Nightmare House 2".
Initially released in 2010 as a Source mod for Half-Life 2, the Nightmare House series captivated players with its intense atmosphere and gripping gameplay.

Wake up, it’s time for the real nightmare to begin. Make your way through a terrorizing house, uncover the secrets of a haunted hospital, fight through hordes of the undead, and try to escape Nightmare House.