Set in modern-day South London, the series is about a group of five ordinary black people, unified by a family history of sickle cell disease. They unexpectedly develop superpowers and are pursued by a secret organisation who intends to control them. The series was directed by Rapman and Sebastian Thiel, and premiered with six episodes on 27 June 2024. The development and writing process took place during the COVID-19 pandemic in 2020.
A group of seemingly ordinary black people from South London, unified by a family history of sickle cell disease, develop superpowers. They discover each other, and fend off entrapment by a secret organisation seeking to control them.