Although this material is familiar enough in outline, and succumbs to some slightly
schematic emotional complications, there's much that's impressive: Michelle Rodriguez's fiercely self - possessed, emotionally nuanced lead performance, an unostentatious, completely authoritative sense of the boxing and working - class milieu, excellent cinematography and production design, and fully imagined and well - acted secondary characters such as Jaime Tirelli's trainer and Santiago Douglas's boyfriend.