“The Knife of Never Letting Go” is the harrowing tale of the 951 days twenty-eight members of the Ben-Zvi family lived underground in a labyrinth of two magical caves at the height of the Nazi invasion of Western Ukraine during WWII and the holocaust. The eldest Ben-Zvi son, Levi, risks everything to save his neighbor’s daughter, Isla, the day of the Nazi invasion. Based on a true story of endurance spent underground during the height of the holocaust, “The Knife of Never Letting Go” is the ultimate tale of survival, defiancé, loss, and the human endeavor to survive at any cost.