Macross Delta Episode 20 English Subbed Episode Title:Impulse Experiment.Episode Description:An experiment aims to measure the effects of Freyja's singing on Hayate's body, but she is unable to sing due to concern for his wellbeing. They each offer to resign for the other's sake, but Mirage lectures them both to not give up their dreams. Kaname, Makina and Reina infiltrate a high-security medical ship to learn what happened to Mikumo; the others are caught and detained while Kaname finds her. On Windermere, Keith doubts Roid's intentions and asks twins Theo and Xao Jussila for a favor.