Adult PC Game: The Call of Darkness - v3.44 by Ace Games Archive

While man takes his place among the Light of distant Stars, the price of survival may be to embrace the Shadows in Darkness...
Man has finally reached new worlds and taken the first steps into the abyss, but, seemingly alone, we have had very little reason to change our ways.
War and profit are still the final say in things, so we should be content the recent cycle of war has passed and Humanity is once again united in peace, spread out among a dozen worlds.

The Call of Darkness - v3.44 by Ace Games Gameplay Preview