Dai-Guard Episode 4 English Dubbed Episode Title:The Heroine's Melancholy.Episode Description:The directors decide to capture the next Heterodyne instead of destroying it to analyse its structure – they also see potential profit in the Dai-Guard technology. Rumors begin flying around about a new Enterprise Division to take charge of Dai-Guard. This suits Aoyama who feels it's too dangerous, but Ibuki wants to continue, and feels she must prove her worth after her father asks her to quit. A Globe-Type Heterodyne appears and the team decides to demonstrate that they are the best people for the job. With the assistance of the army, tactical advisor agent Shirota and excellent work by Ibuki they destroy the Heterodyne and keep their jobs.