Black flies thrive in the Bronx of New York City in the summer. The film is adapted from Shannon Burke's novel 911 published in 2008. The story, set in New York City, tells the story of Ollie Cross, a young nurse, who partnered with an experienced doctor, Rutkovsky, to re-examine the meaning of life and death in the face of cruel real life such as drugs, crime and violence. the story that changed his outlook on life.