Headrush is a crime comedy about two disillusioned youths, struggling through a haze of cannabis, who hope to solve all their problems by smuggling a consignement of drugs for a local gangster. It's set in the present day in Dublin, Ireland against the backdrop of the end of the Celtic Tiger: the bursting of the bubble of this economy boom that's supposed to have done wonders for us all.

When London gangland boss Darius Deel discovers his new trophy-wife Nadia is having an affair, he hunts down her lover Riley and a deadly game begins.