Lilly Borchert has big plans after graduating from high school and joins the navy as a medical officer to travel the world and prepare for her aspirations to study medicine. But the rules are tough and the nights are short. She finds it hard to make friends in the close-knit crew under Captain Krug. Cadet Klara in particular makes life difficult for her. Lilly records her ordeals, which are accompanied by sleep deprivation and abdominal pain, in a diary. She crosses off the days that separate he...