According to the plot of Dark Prospect, hellish gates open and terrible monsters begin to attack from them, who are eager to take over the world and obey only one powerful and invincible Lord. The user will play the role of a brave soldier, whose main goal is to protect the only effective weapon that can destroy the devilish portals and save the human race from complete annihilation. In order to build an invincible defense of the plasma cannon, the Dark Prospect user will have to create and collect various gadgets and weapons during the game.