The return of the crime drama following the work of three detectives, in which the actors devise their own dialogue based on a detailed plot description. Martha and Jack talk an emotional Ken Baxter out of doing something drastic at a rooftop protest. Ken is worried about his son Pete, an army Lance Corporal, who has been missing for a week, so the team sets out to investigate. Charlie finds out that Pete is suffering from PTSD and an anonymous message increases fears that the missing soldier may be dead. Starring Fay Ripley, Damien Molony and Clare-Hope Ashitey.