Parminder Nagra is Deeva Jani, a successful, Paris-based fashion executive who is forced to return home to the UK when she receives the shocking news that her teenage brother Vipon, has been arrested for a fatal gang shooting in East London. As she and her family are vilified and the dead boy's violent family threaten retribution, Deeva teams up with youth worker and ex-gang member, Clint, played by Jonas Armstrong, and turns detective in an attempt to uncover the truth, prove her brother's innocence and save his life.