The Last Twins is the never-before-told story of an unsung hero of the Holocaust, Erno “Zvi” Spiegel, who risked everything to save dozens of young twins from almost certain death at Auschwitz. Under the shadow of Dr. Josef Mengele’s horrific experiments, Spiegel used his courage, compassion, and ingenuity to shield the most vulnerable—the sets of twins targeted for brutal medical experimentation.