Bob is a single father in a dead-end job, and he struggles to be a better father as well as a better person. One day, he receives a phone call from a stranger called Grace, who claims that a mysterious gang has kidnapped her against her will, and who begs him to save her and her young daughter. The detective to whom Bob reported the call thinks it’s a hoax, but Bob′s instincts tell him that he may be the only thing standing between them and a painful death.