Los Angeles in 1984 has more than 400 street gangs claiming roughly 40,000 members, and this BBC film goes into one of the city's most dangerous gang territories to talk to them directly. The crew gains enough trust from one notorious gang to film inside its world, capturing members explaining the codes of loyalty, respect, and territory that structure their lives, alongside the violence that enforces them. Police officers describe the scale of the problem from their side, walking through patrol strategies and the social programs meant to pull at-risk teenagers out of gang recruitment before it starts. The film moves between these two vantage points, gang members and the officers assigned to contain them, without collapsing either into caricature. Personal accounts carry the weight here: young men talking about why the gang offered them something their neighborhoods didn't, and the losses, arrests, and deaths that came after. Some of the people interviewed have since died, which gives the footage the weight of a record rather than just a report.