"Lets redefine the laws of the world." In 2032, an unprecedented theory in physics was proposed, fundamentally altering the nature of reality. From this, certain physical phenomena began to manifest in the form of girls—beings known as Fairy. These entities brought humanity both immense blessings and catastrophic disasters. 7 years ago, Fairy Hazard struck, devastating the city of Kobe—only for it to later be rebuilt. Living there is a boy named Kanae, who believed he was leading a peaceful life...until the day he heard her cry for help. "I killed 15 million people...with my own hands, all at once." A hidden truth about the world, and an unforgivable sin. Thus begins the fugitive journey of a boy and a fairy. From an award-winning author comes a deeply moving epic—now boldly released! (Source: Kadokawa, translated) Note: Grand Prize winner in the 31st Dengeki Novel Awards.