A young couple who collect rare folk ballads discover the dark side of love when they surreptitiously record and translate an ancient, taboo folk song from the deep, forgotten past.

A probation officer, Cathy Madden, is tasked with rehabilitating a notorious killer named ‘Bloody’ Mary Laidlaw back into society following a two-decade sentence.

Ola sets off to Ireland to bring her father’s body back to Poland after he dies in a building site accident. But never mind her dad, Ola wants to know…