Mischling.Chuzhekrovka +s/o - Konar A.

For the first time in Russian is one of the most striking novels of 2016, "The Book of the Year" according to the New York Times. In terms of historical scope and lyricism, "Stranger Blood" was compared to Anthony Dorr's novel "All the Light Invisible to Us", and on psychological tension - with "The Room" by Emma Donoghue.
So, meet the twin sisters Perl and Stacey.
Perl Overseas is responsible for the sad, the good, the past.
The country must take on a funny, bad, future.
In the autumn of 1944, the sisters and their mother and grandfather entered Auschwitz. In the hell of a concentration camp twelve-year-old girls find salvation in secret language and secret games, in an amazing stock of internal forces. Becoming Dr. Mengele's subjects in a camp block called "Beast," they get certain privileges, but experience unknown to others horrors. Even the most cruel hand of fate is powerless to separate the twins ...