In a dark world, where the people had died, only a single girl, a lonely soul was left... In this world of chaos and death, there was a girl named "Matilda"... She couldn't remember what happened, everything was dark around her, she couldn't even remember her own friends or complete name... It was only "Matilda"... But, she could really remember what happened in this world? She could... She could finally have the peace she wanted?... She could... Find the people who helped her?...