Nombre d'épisodes: 13
Synopsis:
Within the depths of the Abyss, a girl named Riko stumbles upon a robot who looks like a young boy. Riko and her new friend descend into uncharted territory to unlock its mysteries, but what lies in wait for them in the darkness?
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Episode 1.The City of the Great Pit
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Episode 2.Resurrection Festival
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Episode 3.Departure
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Episode 4.The Edge of the Abyss
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Episode 5.Incinerator
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Episode 6.Seeker Camp
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Episode 7.The Unmovable Sovereign
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Episode 8.Survival Training
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Episode 9.The Great Fault
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Episode 10.Poison and the Curse
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Episode 11.Nanachi
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Episode 12.The True Nature of the Curse
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Episode 13.The Challengers
Arthur the King 
Sugar Water 
Oggy Oggy 
Batman begins 