It tells the tale of Petronella (a Scottish/Romany girl) and Fergal (her mysterious Irish traveller boyfriend). As their doomed relationhip plays out, a Beast stalks the estate, killing locals, working its way towards our protagonists. Meanwhile Cathal and Liam, two mysterious traveller from Ireland use ritual and magic on a blood hunt. Mary, Fergal's mother performs ritual and magic of her own. As Cathal comes face to face with Mary in a vicious finale we know one thing: the Beast must die.

This is a moving and tangled love story , but also one filled with the tension of the chase action film , it is full of real critical in the modern society , who was banished ? Who has been abandoned ?
the anonymity to avoid a deadly chase and ambush , the Irish traveler Mary ( Dickey ornaments) and her teenage son Fergal ( Bruton's ) to live in a dark suburb of Edinburgh . Shortly after their arrival Fergal soon fell in love with a beautiful female neighbor , a girl called Petronella (Stanbridge) , but Mary want strong protection of their baby son , this time, played by James Nesbitt to find the mother and child Hunter " Cathal debut , which is a mysterious , terrible and even dangerous man , he is slowly near to the mother and son . Use his dark magic to keep track of his things , The Cathal carry a series of murder charges to the capital of Scotland , at which point the city is shrouded in dark atmosphere , like a beast like murder , bloodshed and slaughter can not be avoided.