Tosh suspects something is seriously wrong when her friend, Annie Bett, goes missing. Calder has no time to recover from a life-threatening ordeal of her own, as together they set out in search of Annie and her young son, Noah.
Stars: Ashley Jensen, Stuart Campbell, Alison O'Donnell
Director(s): Andrew Cumming
Writer(s): Paul Logue, Ann Cleeves, Denise Paul