Daisy Sullivan's father was one of London's most infamous gangsters. Haunted by his violent death she vows to live a respectable life. That is, until the day her mum, who abandoned her when she was young and who she barely remembers, barges back into her life. Daisy discovers her mum is the queenpin of a prostitution ring and the head of one of London's most feared underworld families - the Kings. She is drawn into their next criminal act - a bank job that turns out to be no ordinary robbery. Soon she is running for her life and the only person she can trust is up-and-coming gangland bad boy, Ricky Smart. She'll have to use every dirty trick her dad ever taught her to stay alive ...