good back-story, and good acting

It’s fine. It's literally the definition of a fine movie. You’ve seen it before, you know every beat and outcome before the characters even do. Only question is how much escapism you’re looking for.

It is an exhilarating, distressing, funny and profound film, with one of the more memorable film scores in years,

The film never slows down or bores, plunging from one harrowing sequence to the next.