In search of the network genes, Killy follows the traces of Cibo and Sanakan. His journey takes him to the edge of the metropolis. Only he can preserve the last spark of hope for a better future. Cibo, who has been reborn as a Level-9 defense unit, holds the key that can prevent the downfall of the metropolis. However, on their way to a safe place where her sphere can develop, Cibo and Sanakan are ambushed, and Cibo is abducted by silicon beings. To save her, Sanakan must risk his life.