The title "Un Bore Mercher" (translation: "One Wednesday Morning") is the initial (May 2019) Welsh language release on the Welsh S4C network. The English language "Keeping Faith" translation will be released later in the year on BBC.

Faith and her family live in an unassuming and quiet little town in Carmarthenshire. But it's not long before the characters realize the beautiful area, once a peaceful haven, is actually a melting pot of dark secrets.Faith, a small-town Welsh lawyer, is forced to cut short her extended maternity leave when her husband and business partner, Evan, disappears suddenly one Wednesday morning. As she battles to discover the truth behind his disappearance, a host of secrets come to light and she begins to question whether she really knows her husband at all.
Elenco: Eve Myles , Bradley Freegard , Mark Lewis Jones , Hannah Daniel , Aneirin Hughes , Rhian Morgan , Matthew Gravelle , Mali Harries , Catherine Ayers , Eiry Thomas , Demi Letherby , Seren Letherby , Lacey Jones .