Hibiki is a reporter on the hunt for truth. By connections and chance gets to film the war in space. After a difficult battle he finds a beautiful and what he believes a Zentratti girl named Ishtar and takes her back to earth. When she awakens she informs him she is actually a Marduk and it doesnt bode well for earth. After teaching Ishtar about culture outside of constant war Hibiki and Ishtar then strive to save earth from the looming doom of alien Marduk attack.