The story of Rachel, an innocent everyday lady, who after suffering harrowing and humiliating experiences at the hands of different men, is lead by her close friend, Kate, and Kate's sister, Andrea, to embark on a campaign of torturing and murdering men. Eventually Rachel transforms into a brutal sadistic serial killer.

A married couple move into a new house in Dublin. Wife Janice is a weather forecaster and is tricked into working from home by her boss Joe, with whom she has had an affair. Feeling guilty about this affair, she goes to visit spiritual healer Mary and tries to follow her advice. She soon becomes distracted by a bigger issue - she begins to see ghosts in the house. They soon reveal a shocking tale of an unhappy marriage and a possible murder. Janice researches the house's past and finds the visions may have an historical basis. As she uncovers the truth, she is forced to come to terms with the secrets of her own past.

Filmed on a micro-budget over the course of two years with a minimal script outline and improvised scenes involving real people, politicians and celebrities, Shamrocracy blurs the line between fiction and reality to create a biting commentary on Ireland today. Terry Ghusto is the returning émigré moving in with his brother-in-law, newly unemployed road-sweeper Bobby Channels, while attempting to make a name for himself in local politics. The film follows the varying fortunes of the two, as Terry's high-flying pretensions come into sharp conflict with Bobby's own more humble voyage of self-discovery.