Summary and Preview
At the age of sixteen Ryo Narushima was a genius and looked to have no trouble of getting into Tokyo University and joining the elite of society. However, that summer something cracked inside Ryo's head. With a small knife he brutally murdered both of his parents only leaving his sister alive and cowering in a corner. It is at this grotesque incident that our story begins.
Note: Firstly published in Action by Futabasha until volume. 19. At volume 20, the series changed the publisher (to Kodansha and serialized in Evening magazine), which created a restart of the chapter numbers.