Ep. 1: Satou initiates his Second Wave assassination plot targeting fifteen conspirators against Ajin.

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Sokabe forces Yuu Tosaki to resign due to his failure to stop Satou and allow Kei and Kou to escape. Satou announces a Second Wave action to assassinate fifteen individuals linked to the Ajin conspiracy, demanding government admission of experiments as a condition. Kei and Kou seek Yuu Tosaki’s help to trap Satou, driving to a hospital where his comatose girlfriend lies. They force a meeting where Kei proposes an alliance to stop Satou, which Tosaki reluctantly accepts. Upon realizing the government will not meet his demands, Satou makes a public announcement to begin the Second Wave and kills a young surgeon on his list.