Iver leads a long, boring patrol of the satellite “Europa,” runs into a suspicious ship, and—mistaking its maneuver for an attack—attacks it. Returning to Earth, he learns that he has become the hero who fought an alien invader alone. The coming war could have destroyed our planet, but by a miracle the people on Earth manage to prevent the tragedy. By a strange turn of events, Iver goes from hero to killer. Only years later do scientists manage to figure out what really happened in that very battle with Meret. To set everything right, Iver and a team of his colleagues head straight to the enemy… but there…