Former gangster Will Graham (Clive Owen) is living a quiet life in the English countryside. When he learns his brother (Jonathan Rhys-Meyers), a low-level drug dealer, has committed suicide, Will travels to London to investigate his death. He reconnects with his former lover, Helen (Charlotte Rampling), and starts piecing together the circumstances surrounding his brother's death. When he learns a man named Boad (Malcolm McDowell) is responsible, Will seeks revenge.