After their surrogate miscarried, childless and desperate Glasgow couple Emily and Dan Docherty (Sophie Rundle, Martin Compston) were stunned when Kaya (Mirren Mack)-the juvenile offender they were involved with in a vehicle mishap-offered her services. They may wish they'd followed their better judgment as the scandalous and violent truths about Kaya's past slowly came to light. Stunning suspense drama co-stars Shirley Henderson, James Harkness, Fiona Bell. 4 3/4 hrs on 2 discs. Widescreen; Soundtrack: English.