A bumbling young film crew, shooting a low-budget horror movie in an abandoned orphanage, discovers that a family of sadistic killers has rewritten their script.

Relive a heroic fight for survival during the Iraq War, when the 1st Cavalry Division from Fort Hood was ferociously ambushed on April 4, 2004, in Sadr City, Baghdad — a day that came to be known in military annals as “Black Sunday.”