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Season 1, Episode 11: The Destroyer

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With the blue print Conscience Circuit found from Jiro's guitar, Mitsuko learns Gemini has the ability to evolve on its own. On the other hand, Jiro, controlled by Saburo's evil whistles, start destroying the city. Not knowing how to control himself, Jiro wanders to the old research lab of Dr. Kimyoji desperately seeking salvation, but Saburo appears once again.