Aldnoah.Zero Season 1 Episode 22 Out of the Past ( Air Date 2015-03-14 ) Genre Animation, Action & Adventure, Sci-Fi & Fantasy category. Overview "The Deucalion receives new orders, but Capt. Magbaredge senses that another mission is in motion behind the scenes. Inaho takes action to protect Princess Asseylum. Elsewhere, Slaine explains his intentions to Princess Lemrina. He does not know that the situation is changing…".