Description: The world is in ruins and demons are everywhere. Humans who are still alive resist, but Bel'Uk, the owner of darkness is invincible. The first chapter of this story consists of 12 missions, each related to the reactor and generating enough power for the resistance to defeat all enemies. Not only will you have to operate one of the most complex machines in the world ... but you will have to do it while the demons do everything possible to kill you. Nuclear Reactor Simulator, operable by a single person with the help of an AI Assistant, stalked by Bel'Uk, the third demon that invaded our world, and all the dead who support him. You must survive and keep the reactor running to light up the city.