A Language of Dragons
In an alternate 1923 London where humans and dragons share an uneasy peace, Vivien Featherswallow accidentally triggers a civil war that shatters that fragile truce. With her family arrested and her sister missing, Viv is forced to put her linguistic gift to use as a codebreaker at Bletchley Park, where success means freedom and failure means death.
As she gets closer to cracking the hidden dragon language, Viv begins to realize the treaty she's spent her life trusting was corrupt from the start, and that breaking the code might do more damage than good, especially with a forbidden connection at Bletchley threatening to complicate everything.
Britannia's first female Prime Minister, architect of the dragon Peace Agreement and the codebreaking facility Viv is coerced into.
A priest-in-training and rebel sympathizer who becomes Viv's forbidden love interest at Bletchley Park.
Viv's younger sister, held as leverage over her throughout the story.