Unsettled by Rose's reappearance in her life, Faith struggles to keep everything together and focus on Osian's case. Evan decides to keep a closer eye on Faith's every move.

Cast: Mark Lewis Jones, Martha Bright, Eve Myles, Lacey Jones, Demi Letherby, Oscar Unsworth, Harry Unsworth, Hannah Daniel, Matthew Aubrey, Keogh Kiernan, Bradley Freegard, Rhian Morgan, Celia Imrie, Alex Harries, Eiry Thomas