Sinopsis: Aizawa Ryota was in the 3rd grade of the preparatory course of Central Military Academy. In 2045 AD, he went to a space station, Aries, for the training with his classmates including Nagase Saka and Nittak Kazuhiko. However, the station was attacked by a terrorist group, Hallarax. Now they must find a way back to earth. (Source: ANN)