Father, this world isn't beautiful in the slightest. The death of Mai Hirose has finally awakened selfhood and emotion within Origin—but all he feels is endless sorrow and a consuming, fiery rage. Hell-bent on exacting vengeance for the woman he had sworn to protect, Origin infiltrates the underground hideout where his robot siblings await, leaving a trail of destruction in his wake…!

Volume 9 of the ORIGIN manga series by Boichi.