Joe Miller's arraignment opens painful wounds for the community of Broadchurch. Detective Hardy is forced to confront ghosts from his past.

The townspeople struggle to come to terms with recent events, and shock waves reverberate through Broadchurch. What will the impact be on the Latimers? Meanwhile, Paul continues his secret meetings and Hardy must face a figure from his past.

Hardy faces a race against time as Ellie discovers a startling new piece of evidence, forcing them to reassess their suspicions. Meanwhile, with DS Miller coming under intense pressure from all sides, life for Mark and Beth is about to change for ever.

Family tensions surface as Ellie struggles to control her sister Lucy, Mark Latimer has a decision to make and Alec Hardy has to face his demons.

Ellie tries to wrest back control, and time is running out for Alec Hardy. Meanwhile, Beth Latimer has to face an emotional ordeal alone.

The final arguments are made in Joe Miller's trial. Hardy and Ellie follow-up on new evidence. Another one of Claire's secrets comes to light.

Decisions are made, truths are revealed and lives in Broadchurch are changed forever.