Moving to a space station at the edge of the galaxy was always going to be the death of Hanna's social life. Nobody said it might actually get her killed. The sci-fi saga that began with the breakout bestseller Illuminae continues on board the Jump Station Heimdal, where two new characters will confront the next wave of the BeiTech assault. 12+ Once again told through a compelling dossier of emails, IMs, classified files, transcripts, and schematics.