Legendary novelist Nisioisin partners up with Mitsuru Hattori (Sankarea) in this three volume graphic novel adaptation of one of his more recent mystery novels. A college aged aspiring author witnesses a horrible car accident. An elementary school girl was hit by a car as she walked home with her classmate. The other child was traumatized by the event, but that was to be expected given the circumstances. But her troubles only begin there. When the author is summoned to the child's home he discovers that she has many more horrors at home to overcome. The child lives alone in a large home. No one cares for her. She hoards food from school to feed herself. She spends her time waiting for her parents to return, but there are no signs of them anywhere.