Early in the 1950s, in an alternate version of the world, is a company that sells robots. With a steep increase in sales owing to the popularity of it's robots among families, the company hits fortune.
But one night, a young boy and his brother happen to witness something, so hard-to believe, by that very company: an awful, hideous crime. The younger brother got hurt the same night, becoming unable to walk. Now, seeking help, caught in the storm, they must proceed to solve devilish puzzles, set to kill anyone who tries to reveal the truth behind the company to save their World.