One young man, two passions: computers and Iso-bel Aya Shermac. Jes-syd lost his home planet at twenty, and with it his beloved girlfriend who survived but vanished on him without explanations. Five years later he works at the Serenaide Labs and has a new girlfriend, but things don't go smoothly between them. The Tech Fair and a visit from Ypsilanti bring the news that there might be more survivors on the dead planet. A gripping story...