Viv and the team must track down the poisoned batch of halal meat Beckett has unleashed on the city before it is too late. To get closer to him, Kowalska tries to win the trust of the undercover cop in the midst of the far-right group the killer used to be involved in - and uncovers explosive secrets. Cop drama, starring Joanna Scanlan, Elaine Cassidy and Darren Connolly.