The film tells the story of a father who just got out of prison and returns home to find out how his 11 and 15-year-old sons have to fend for themselves after being abandoned by their mother. "Mad Bill" is the director's debut, a British gangster film that truly depicts the current situation in East London. Bill Hayward is a drug dealer who returns to his hometown after eight years in prison, determined to start a new life. However, as a guardian, the first thing he faces is how to deal with his two underage sons: 15-year-old Dean and 11-year-old Jimmy. After being abandoned by their mother, the two children struggled to survive alone and had become involved with local gangs.