Eva Kor and her twin sister were victims of the infamous Nazi doctor Josef Mengele, who conducted sadistic experiments on human beings at Auschwitz concentration camp.

Haunted ever since by these cruel acts, something even more shocking occurs: Eva finds the power to forgive him. Having finally liberated herself from her feelings of rage and victimhood, she becomes a tireless advocate of this new way of healing - but not everyone is ready to forgive the unforgivable.