Prequel to one of the most influential manga of all time: Astro Boy by Osamu Tezuka! Astro boy has spawned multiple anime adaptations, video games, and more! A sci-fi manga about the turbulent lives of two robotics engineering students and their latest revolutionary project: the unassuming yet insanely strong A106, or "Six."

In a distant future where sentient humanoid robots pass for human, someone or some thingis out to destroy the seven great robots of the world. Europol's top detective Gesicht is assigned to investigate these mysterious robot serial murders--the only catch is that he himself is one of the seven targets.