Sharon Cameron

One knock at the door, and Stefania has a choice to make...

It is 1943, and for four years, sixteen-year-old Stefania has been working for the Diamant family in their grocery store in Przemysl, Poland, singing her way into their lives and hearts. She has even made a promise to one of their sons, Izio — a betrothal they must keep secret since she is Catholic and the Diamants are Jewish.

But everything

...

Canaan is a quiet city on an idyllic world, hemmed in by high walls, but every twelve years the town breaks out in a chaos of bloody violence, after which all the people undergo the Forgetting, in which they are left without any trace of memory of themselves, their families, or their lives--but somehow seventeen-year-old Nadia has never forgotten, and she is determined to find out what causes it and how to put a stop to the Forgetting forever.

The underground city of New Canaan is safe from the Forgetting which afflicts Canaan above ground, but in her rigidly controlled and repressive city eighteen-year-old Samara, one of the Knowing, is plagued by her memory of the horrors she has seen, and determined to seek answers in the cursed city above--where she will find Beckett Rodriguez and his parents, on a mission from Earth to study the lost colony.

Sixteen-year-old Catholic Stefania Podgórska has worked in the Diamant family's grocery store in for four years, even falling in love with one of their sons, Izio; but when the Nazis came to Przemsyl, Poland, the Jewish Diamants are forced into the ghetto (and worse) and only Izio's brother Max manages to escape, and Stefania embarks on a dangerous course--protecting thirteen Jews in her attic, caring for her younger sister, Helena, and keeping...