Majotori is a collection of tales with which you interact by playing trivia. A witch appears to different characters after they make a wish and offers to make it come true if they play a game of trivia with her. Majotori's Carefully Crafted Selection of Questions includes all kind of subjects but focuses on video games, cinema and animation.
Sometimes, when someone makes a wish, Lariat the witch appears and challenges them to a game of trivia. If they win she makes their wish come true, but if they lose something bad might happen instead.