ONA
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Series Information
FormatONA
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DurationUnknown
AiredNot available
SourceWeb novel
RatingNone
Animation Studios
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The whale swallowed the present world, and the human race was in trouble. The boy practiced the "forgetfulness technique" at the cost of his memory to prevent the catastrophe! Will they live together in the face of adversity, or will they forget each other in the arena? (Source: iQIYI, translated)
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