Complex sentence: This series was the last with the killing of an officer, PC Emma Keane, the departure of two long term characters, PC Reg Hollis and Inspector Gina Gold and the Witness storyline about the murder of Carly Samuels, which ran for 8 episodes.
Split into simpler sentences: This series was the last to feature the killing of an officer, PC Emma Keane. It also contained the departure of two long term characters, PC Reg Hollis and Inspector Gina Gold and it gave us the Witness storyline about the murder of Carly Samuels, which ran for 8 episodes.