Detective Constable Evan Evans and his new bride, Bronwen, are settling into married life in their little cottage above the village of Llanfair when they meet the daughter of one of the village’s newest families, a 16-year-old Pakistani girl named Jamila.

Bronwen and Jamila are becoming good friends when Jamila finds out from her parents that they have arranged a marriage for her back in Pakistan. Evans tries to convince her family not to enforce the custom, arguing that Jamila is a normal Welsh teenager, but just as the tensions increase, the girl suddenly vanishes. Bronwen is distraught, but there’s no trace of her.

At work, Evans is investigating the murder of a man shot to death through the open window of his home while eating breakfast. After the man’s wife is jailed as a suspect, a second man is killed - and then a third - and Evans and his team are on the hunt for a serial killer. But they can’t seem to find any connections between the three men …