Woman in the Shadows (Clara Vine series #2) by Jane Thynne

This is the second book in the series

Summary
-1937. Berlin. Actress Clara Vine is on her way to the top. Her success at Ufa Studios is on the rise and in other parts of Berlin, so is Nazism and raging support for the German High Command. She takes on her daily life-acting at Ufa Studios, partying it up and befriending Nazi wives like Magda Goebbels, Annaliese von Ribbontrop, Emmy Sonnemann and of course passing on information to British Intelligence.

-Of course, her focus on this is shattered by the death of someone close to her. Anna Hansen was a dancer in one of Berlin's more notorious dance clubs. Out of the blue she goes from dancing in those clubs to attending one of Hitler's notorious Bride Schools, a series on institutions created to groom women into perfect Nazi wives. When she is found dead on the grounds of the school, the school is only too eager to hush it up. Clara is determined to investigate it while trying to keep one step ahead of the Gestapo, who is also investigating