The Tower (BritBox)

Detective Sergeant Sarah Collins (Gemma Whelan) sets out to uncover the truth around two grisly deaths discovered at the bottom of a residential apartment building. The investigation led her into a dark conspiracy in which her relationship with rookie police constable Lizzie Adama (Tahirah Sharif) is tested to the limits.

In the second season, Lizzie has returned to Farlow police station where she finds herself fighting to protect a mother and daughter in peril. Meanwhile, Sarah Collins has transferred to Homicide. When she is tasked with re-opening a cold case of a missing schoolgirl, her investigations take an unexpected turn, leading her to cross paths with Lizzie once again.

Following Lizzie and Sarah’s antagonistic relationship, they are forced to work together for the first time. Detective Inspector Kieran Shaw (Emmett J. Scanlan) wants to recruit Detective Sergeant Steve Bradshaw (Jimmy Akingbola) for a specialist task force targeting a major organized crime figure, but he must first convince Steve he can be trusted.

Based on the books by Kate London.