Maya gives Fumihiko the research data, while Kyōsuke informs that Yōji sacrificed himself to destroy the Festums in the laboratory. Tsubaki, now in the Alvis base, is revealed to be Sōshi's younger sister. Michio is ordered to depart from the island, while Canon is requested to stay. Yukie docks a submarine near the island, and she activates the Fenrir System self-activation sequence. Michio becomes aware of this and warns the base of the threat. Kyōsuke attempts to disarm the sequence, but Canon overrides the system. Michio takes care of the missiles launched by the fleet, while Kazuki, now released from probation, confronts Canon, managing to convince her to disarm the sequence.