Episodes 1-12 of the anime series set in a post-apocalyptic future world. After robots subjugate humanity when they become self-aware, the remaining humans place their salvation in the hands of a mysterious girl named 'Luna'. But her assassination at the hands of the robot leader's cyborg Casshern triggers 'the ruin', a cataclysmic event which sets into motion the end of the world. With the Earth's atmosphere now full of poisonous gases which affect both humans and robots alike, Casshern, the only one immune to 'the ruin', awakes to find himself with no memory of his past or what he has done. Setting out across the ravaged planet, Casshern searches for the truth and the destiny that lies ahead. Episodes comprise: 'At the End of the World', 'The World Is Filled With the Cries of Death', 'To the End of Suffering', 'The Angel of Ruin', 'The Man Who Killed the Sun Named As the Moon', 'Reunion With Fate', 'The Woman of the High Tower', 'The Praise of Hope', 'The Flower Which Blooms in the Valley of Ruin', 'The Man Captured in the Past', 'For One's Own Mission' and 'Coloring the Moment of Living'.