As Miriam becomes aware her drinking could affect her future, DI Mercer tells the Warners that CCTV footage reveals Nate and Kiri were separated before her death, putting his guilt in doubt. Si discovers his mother's affair, but both she and Jim have their doubts about his whereabouts when Kiri was killed, leading Jim to a shocking proposal. Tobi is annoyed that his church seeks to make political capital from the case, whilst Alice gives DI Mercer a new piece of evidence.
Stars: Charles Dale, Devonte Edwards, Jude Akuwudike
Director(s): Euros Lyn
Writer(s): Jack Thorne