The story of two Cockney brothers (Farrell and McGregor) in south London and their relationship with a young woman (Atwell) who lands in London on her search for fortune. She crosses the two men by accident on her path and when one them falls in love with her, she becomes aware of her power to attract the opposite sex and uses this to the point of leading the two brothers, who are in financial difficulty, into crime, and creating a dangerous rivalry between the two men..