Aurora Blazing by Jessie Mihalik

Bianca von Hasenberg did her duty for High House von Hasenberg and ended up trapped in a terrible marriage. When her husband dies unexpectedly and leaves her a happy widow, she vows never to marry again. Instead, she uses her connections to save other young women. Information is power and Bianca has a network that would be the envy of the ’verse—if anyone knew about it. After an attack, Bianca’s oldest brother, the House von Hasenberg heir, disappears from Earth without a trace. Determined to find him, Bianca leaves against orders. When she refuses to return… Read more.