1940. Britain is at war. Rectorâs daughter Wilhelmina Harkness longs to do her duty for her country, but when her strict mother forbids her to enlist, their bitter argument has devasting consequences.
Unable to stay in the village she loves, Wilhelminaâreinventing herself as Billieâspends everything she has on a one-way ticket up north. Hull is a distant, dangerous city, but Billie is determined to leave her painful memories behind and start afresh, whatever the cost.
The last thing she expects on her first night in Hull, however, is to be caught in the cityâs first air raidâor to stumble across the body of a young woman, suspiciously untouched by debris.
If the air raid didnât kill the glamorous stranger, what did? Billie is determined to get justice, and her persistence earns her an invitation to the newly formed Womenâs Police Constabulary. But as the case unfolds, putting her at odds with
both high-ranking members of the force as well as the victimâs powerful family, Billie begins to wonder if she can trust her new friends and colleagues ⌠or if someone amongst them is working for the enemy.