Erasmus Herold Book order

At eighteen, Marla Santiago leaves Earth to explore the cosmos, seeking to escape her past. After training at the Gayas Academy, she becomes a navigator on a krontenian transport ship, striving to earn her colleagues' respect. During their journey, Marla discovers a planet with a rare phenomenon called the Arc, prompting the captain to alter their course for potential profit. As they race against time to avoid a catastrophic fusion event, Marla faces sabotage and a kidnapping, raising questions about the dangers tied to their detour.

Set against the backdrop of Gütersloh in winter 2013, the story unfolds with Victoria Lirot's mysterious flight from home, leading to her brutal murder. As investigators, Kommissarin Sarah Berger and her partner Ahmet Yilmaz, delve into the case, they uncover a connection between her death and a car accident the following day. Their inquiry reveals troubling activities linked to a local start-up, Teuto Solarlicht, prompting a tense pursuit that takes them to the nearby town of Stromberg, intensifying the urgency of their investigation.