If you're not in the know about drug trafficking parlance, then the title won't mean much - but that's not so important as we get to know "Tyler" (Conrad Khan). He lives with his drop-out mum "Toni" (Ashley Madekwe) and young sister. His school life is pretty torrid and despite efforts from the teachers and his mother to help, he remains introspective and prone to violence. Then he meets "Simon" (Harris Dickinson). He's a chavvy sort of guy, black Mercedes and plenty of cash to splash - and he doesn't overtly try to recruit the young "Tyler". He waits patiently for him to come to him - and…