Monica Hesse

"In 1943 Nazi-occupied Amsterdam, teenage Hanneke--a 'finder' of black market goods--is tasked with finding a Jewish girl a customer had been hiding, who has seemingly vanished into thin air, and is pulled into a web of resistance activities and secrets as she attempts to solve the mystery and save the missing girl"-- Provided by publisher.

A cryptic message forces eighteen-year-old American Edda to investigate what secrets followed her across the ocean, even as she tries to make sense of her time as a telephone operator on the French front lines of World War I.