![The World Is Yours](https://i0.wp.com/3amovies.com/wp-content/uploads/2024/04/b8l0pdMuVgqIYXBvNUr4TXdpmFj.jpg?resize=185%2C278&ssl=1)
In a South London police station, officers are shocked to discover a man has been murdered in a locked cell. The suspected killer is his cellmate, a homeless man named Kieran Kelly, in custody for theft. Police interview 53-year-old Kelly, who has a long rap sheet for petty crimes, and he calmly confesses to killing the man in the cell, but detectives are unprepared for what comes next.