Shion is the captain of a space battleship and has a rare ability to control it with her mind, giving humans a small advantage against the draconic aliens who are trying to invade Earth. Her brother, Senri, works as the navigator and becomes suspicious as he finds evidence of a traitor, but the reality is far more fearsome than anything they could have imagined.
The crew is able to enjoy some downtime on Earth! Shion finds some romance but Senri finds something a bit sinister? A mysterious woman appears and captivates Shion.