Macross Delta Episode 18 English Subbed Episode Title:Sense Emergence.Episode Description:Delta Flight and Walküre arrive on planet Voldor to investigate the Protoculture ruins, but the Aerial Knights arrive for their own experiment. Freyja and Hayate are captured by Kassim, who questions Windermere's ambitions for galactic conquest and releases them. Mikumo begins to regain her memories and starts singing, activating the ruins and triggering a battle between Delta Flight and the Aerial Knights. A singing battle causes the ruins to overload across the Brísingr Cluster, with Mikumo overpowering Heinz and causing the Voldor ruins to explode.