Brain was cornered by Gold Drive and Roidmude 004, who wished to trigger a second Global Freeze. However, he was saved by Drive. Drive helps Brain escape but Kiriko is wounded in battle. Now aware of his own feelings for her, he feels very troubled while rescuing her. Meanwhile, Brain was looking into Medic’s sudden change after escaping. When he reached the fragment of his claw in Medic’s body and finds out the truth behind the change in her system, he also discovers that his very existence, along with Heart’s and Medic’s, is in terrible danger.